72561080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 170035200

約数和(自身を除く): 97474120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 163, 248, 310, 326, 359, 620, 652, 718, 815, 1240, 1304, 1436, 1630, 1795, 2872, 3260, 3590, 5053, 6520, 7180, 10106, 11129, 14360, 20212, 22258, 25265, 40424, 44516, 50530, 55645, 58517, 89032, 101060, 111290, 117034, 202120, 222580, 234068, 292585, 445160, 468136, 585170, 1170340, 1814027, 2340680, 3628054, 7256108, 9070135, 14512216, 18140270, 36280540, 72561080]

約数ペア:

[(1, 72561080), (2, 36280540), (4, 18140270), (5, 14512216), (8, 9070135), (10, 7256108), (20, 3628054), (31, 2340680), (40, 1814027), (62, 1170340), (124, 585170), (155, 468136), (163, 445160), (248, 292585), (310, 234068), (326, 222580), (359, 202120), (620, 117034), (652, 111290), (718, 101060), (815, 89032), (1240, 58517), (1304, 55645), (1436, 50530), (1630, 44516), (1795, 40424), (2872, 25265), (3260, 22258), (3590, 20212), (5053, 14360), (6520, 11129), (7180, 10106)]