1781052802700

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1\times {\mathrm{1459}}^1$

素因数の和:2284

約数の個数: 144

約数和(自身を含む): 3929604635040

約数和(自身を除く): 2148551832340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 317, 388, 397, 485, 634, 794, 970, 1268, 1459, 1585, 1588, 1940, 1985, 2425, 2918, 3170, 3970, 4850, 5836, 6340, 7295, 7925, 7940, 9700, 9925, 14590, 15850, 19850, 29180, 30749, 31700, 36475, 38509, 39700, 61498, 72950, 77018, 122996, 125849, 141523, 145900, 153745, 154036, 192545, 251698, 283046, 307490, 385090, 462503, 503396, 566092, 579223, 614980, 629245, 707615, 768725, 770180, 925006, 962725, 1158446, 1258490, 1415230, 1537450, 1850012, 1925450, 2312515, 2316892, 2516980, 2830460, 2896115, 3074900, 3146225, 3538075, 3850900, 4625030, 5792230, 6292450, 7076150, 9250060, 11562575, 11584460, 12207353, 12584900, 14152300, 14480575, 23125150, 24414706, 28961150, 44862791, 46250300, 48829412, 56184631, 57922300, 61036765, 89725582, 112369262, 122073530, 179451164, 183613691, 224313955, 224738524, 244147060, 280923155, 305183825, 367227382, 448627910, 561846310, 610367650, 734454764, 897255820, 918068455, 1121569775, 1123692620, 1220735300, 1404615775, 1836136910, 2243139550, 2809231550, 3672273820, 4486279100, 4590342275, 5618463100, 9180684550, 17810528027, 18361369100, 35621056054, 71242112108, 89052640135, 178105280270, 356210560540, 445263200675, 890526401350, 1781052802700]

約数ペア:

[(1, 1781052802700), (2, 890526401350), (4, 445263200675), (5, 356210560540), (10, 178105280270), (20, 89052640135), (25, 71242112108), (50, 35621056054), (97, 18361369100), (100, 17810528027), (194, 9180684550), (317, 5618463100), (388, 4590342275), (397, 4486279100), (485, 3672273820), (634, 2809231550), (794, 2243139550), (970, 1836136910), (1268, 1404615775), (1459, 1220735300), (1585, 1123692620), (1588, 1121569775), (1940, 918068455), (1985, 897255820), (2425, 734454764), (2918, 610367650), (3170, 561846310), (3970, 448627910), (4850, 367227382), (5836, 305183825), (6340, 280923155), (7295, 244147060), (7925, 224738524), (7940, 224313955), (9700, 183613691), (9925, 179451164), (14590, 122073530), (15850, 112369262), (19850, 89725582), (29180, 61036765), (30749, 57922300), (31700, 56184631), (36475, 48829412), (38509, 46250300), (39700, 44862791), (61498, 28961150), (72950, 24414706), (77018, 23125150), (122996, 14480575), (125849, 14152300), (141523, 12584900), (145900, 12207353), (153745, 11584460), (154036, 11562575), (192545, 9250060), (251698, 7076150), (283046, 6292450), (307490, 5792230), (385090, 4625030), (462503, 3850900), (503396, 3538075), (566092, 3146225), (579223, 3074900), (614980, 2896115), (629245, 2830460), (707615, 2516980), (768725, 2316892), (770180, 2312515), (925006, 1925450), (962725, 1850012), (1158446, 1537450), (1258490, 1415230)]