642296900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6899}}^1$

素因数の和:6946

約数の個数: 108

約数和(自身を含む): 1706922000

約数和(自身を除く): 1064625100

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, 350, 380, 475, 490, 532, 665, 700, 931, 950, 980, 1225, 1330, 1862, 1900, 2450, 2660, 3325, 3724, 4655, 4900, 6650, 6899, 9310, 13300, 13798, 18620, 23275, 27596, 34495, 46550, 48293, 68990, 93100, 96586, 131081, 137980, 172475, 193172, 241465, 262162, 338051, 344950, 482930, 524324, 655405, 676102, 689900, 917567, 965860, 1207325, 1310810, 1352204, 1690255, 1835134, 2414650, 2621620, 3277025, 3380510, 3670268, 4587835, 4829300, 6422969, 6554050, 6761020, 8451275, 9175670, 12845938, 13108100, 16902550, 18351340, 22939175, 25691876, 32114845, 33805100, 45878350, 64229690, 91756700, 128459380, 160574225, 321148450, 642296900]

約数ペア:

[(1, 642296900), (2, 321148450), (4, 160574225), (5, 128459380), (7, 91756700), (10, 64229690), (14, 45878350), (19, 33805100), (20, 32114845), (25, 25691876), (28, 22939175), (35, 18351340), (38, 16902550), (49, 13108100), (50, 12845938), (70, 9175670), (76, 8451275), (95, 6761020), (98, 6554050), (100, 6422969), (133, 4829300), (140, 4587835), (175, 3670268), (190, 3380510), (196, 3277025), (245, 2621620), (266, 2414650), (350, 1835134), (380, 1690255), (475, 1352204), (490, 1310810), (532, 1207325), (665, 965860), (700, 917567), (931, 689900), (950, 676102), (980, 655405), (1225, 524324), (1330, 482930), (1862, 344950), (1900, 338051), (2450, 262162), (2660, 241465), (3325, 193172), (3724, 172475), (4655, 137980), (4900, 131081), (6650, 96586), (6899, 93100), (9310, 68990), (13300, 48293), (13798, 46550), (18620, 34495), (23275, 27596)]