85255280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5099}}^1$

素因数の和:5142

約数の個数: 80

約数和(自身を含む): 227664000

約数和(自身を除く): 142408720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 5099, 8360, 10198, 16720, 20396, 25495, 40792, 50990, 56089, 81584, 96881, 101980, 112178, 193762, 203960, 224356, 280445, 387524, 407920, 448712, 484405, 560890, 775048, 897424, 968810, 1065691, 1121780, 1550096, 1937620, 2131382, 2243560, 3875240, 4262764, 4487120, 5328455, 7750480, 8525528, 10656910, 17051056, 21313820, 42627640, 85255280]

約数ペア:

[(1, 85255280), (2, 42627640), (4, 21313820), (5, 17051056), (8, 10656910), (10, 8525528), (11, 7750480), (16, 5328455), (19, 4487120), (20, 4262764), (22, 3875240), (38, 2243560), (40, 2131382), (44, 1937620), (55, 1550096), (76, 1121780), (80, 1065691), (88, 968810), (95, 897424), (110, 775048), (152, 560890), (176, 484405), (190, 448712), (209, 407920), (220, 387524), (304, 280445), (380, 224356), (418, 203960), (440, 193762), (760, 112178), (836, 101980), (880, 96881), (1045, 81584), (1520, 56089), (1672, 50990), (2090, 40792), (3344, 25495), (4180, 20396), (5099, 16720), (8360, 10198)]