72403720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62417}}^1$

素因数の和:62457

約数の個数: 32

約数和(自身を含む): 168528600

約数和(自身を除く): 96124880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 62417, 124834, 249668, 312085, 499336, 624170, 1248340, 1810093, 2496680, 3620186, 7240372, 9050465, 14480744, 18100930, 36201860, 72403720]

約数ペア:

[(1, 72403720), (2, 36201860), (4, 18100930), (5, 14480744), (8, 9050465), (10, 7240372), (20, 3620186), (29, 2496680), (40, 1810093), (58, 1248340), (116, 624170), (145, 499336), (232, 312085), (290, 249668), (580, 124834), (1160, 62417)]