85218900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21851}}^1$

素因数の和:21881

約数の個数: 72

約数和(自身を含む): 265545504

約数和(自身を除く): 180326604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 21851, 43702, 65553, 87404, 109255, 131106, 218510, 262212, 284063, 327765, 437020, 546275, 568126, 655530, 852189, 1092550, 1136252, 1311060, 1420315, 1638825, 1704378, 2185100, 2840630, 3277650, 3408756, 4260945, 5681260, 6555300, 7101575, 8521890, 14203150, 17043780, 21304725, 28406300, 42609450, 85218900]

約数ペア:

[(1, 85218900), (2, 42609450), (3, 28406300), (4, 21304725), (5, 17043780), (6, 14203150), (10, 8521890), (12, 7101575), (13, 6555300), (15, 5681260), (20, 4260945), (25, 3408756), (26, 3277650), (30, 2840630), (39, 2185100), (50, 1704378), (52, 1638825), (60, 1420315), (65, 1311060), (75, 1136252), (78, 1092550), (100, 852189), (130, 655530), (150, 568126), (156, 546275), (195, 437020), (260, 327765), (300, 284063), (325, 262212), (390, 218510), (650, 131106), (780, 109255), (975, 87404), (1300, 65553), (1950, 43702), (3900, 21851)]