20149006075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1\times {\mathrm{1307}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 27754295040

約数和(自身を除く): 7605288965

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 919, 1307, 1525, 3355, 4595, 6535, 10109, 14377, 16775, 22975, 32675, 50545, 56059, 71885, 79727, 252725, 280295, 359425, 398635, 616649, 876997, 1201133, 1401475, 1993175, 3083245, 4384985, 6005665, 13212463, 15416225, 21924925, 30028325, 66062315, 73269113, 330311575, 366345565, 805960243, 1831727825, 4029801215, 20149006075]

約数ペア:

[(1, 20149006075), (5, 4029801215), (11, 1831727825), (25, 805960243), (55, 366345565), (61, 330311575), (275, 73269113), (305, 66062315), (671, 30028325), (919, 21924925), (1307, 15416225), (1525, 13212463), (3355, 6005665), (4595, 4384985), (6535, 3083245), (10109, 1993175), (14377, 1401475), (16775, 1201133), (22975, 876997), (32675, 616649), (50545, 398635), (56059, 359425), (71885, 280295), (79727, 252725)]