76781420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2099}}^1$

素因数の和:2198

約数の個数: 48

約数和(自身を含む): 169344000

約数和(自身を除く): 92562580

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1829, 2099, 3658, 4198, 7316, 8396, 9145, 10495, 18290, 20990, 36580, 41980, 65069, 123841, 130138, 247682, 260276, 325345, 495364, 619205, 650690, 1238410, 1301380, 2476820, 3839071, 7678142, 15356284, 19195355, 38390710, 76781420]

約数ペア:

[(1, 76781420), (2, 38390710), (4, 19195355), (5, 15356284), (10, 7678142), (20, 3839071), (31, 2476820), (59, 1301380), (62, 1238410), (118, 650690), (124, 619205), (155, 495364), (236, 325345), (295, 260276), (310, 247682), (590, 130138), (620, 123841), (1180, 65069), (1829, 41980), (2099, 36580), (3658, 20990), (4198, 18290), (7316, 10495), (8396, 9145)]