28581700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 108

約数和(自身を含む): 76193040

約数和(自身を除く): 47611340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 307, 350, 380, 475, 490, 532, 614, 665, 700, 931, 950, 980, 1225, 1228, 1330, 1535, 1862, 1900, 2149, 2450, 2660, 3070, 3325, 3724, 4298, 4655, 4900, 5833, 6140, 6650, 7675, 8596, 9310, 10745, 11666, 13300, 15043, 15350, 18620, 21490, 23275, 23332, 29165, 30086, 30700, 40831, 42980, 46550, 53725, 58330, 60172, 75215, 81662, 93100, 107450, 116660, 145825, 150430, 163324, 204155, 214900, 285817, 291650, 300860, 376075, 408310, 571634, 583300, 752150, 816620, 1020775, 1143268, 1429085, 1504300, 2041550, 2858170, 4083100, 5716340, 7145425, 14290850, 28581700]

約数ペア:

[(1, 28581700), (2, 14290850), (4, 7145425), (5, 5716340), (7, 4083100), (10, 2858170), (14, 2041550), (19, 1504300), (20, 1429085), (25, 1143268), (28, 1020775), (35, 816620), (38, 752150), (49, 583300), (50, 571634), (70, 408310), (76, 376075), (95, 300860), (98, 291650), (100, 285817), (133, 214900), (140, 204155), (175, 163324), (190, 150430), (196, 145825), (245, 116660), (266, 107450), (307, 93100), (350, 81662), (380, 75215), (475, 60172), (490, 58330), (532, 53725), (614, 46550), (665, 42980), (700, 40831), (931, 30700), (950, 30086), (980, 29165), (1225, 23332), (1228, 23275), (1330, 21490), (1535, 18620), (1862, 15350), (1900, 15043), (2149, 13300), (2450, 11666), (2660, 10745), (3070, 9310), (3325, 8596), (3724, 7675), (4298, 6650), (4655, 6140), (4900, 5833)]