87677920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1664

約数の個数: 96

約数和(自身を含む): 233404416

約数和(自身を除く): 145726496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1607, 1705, 1760, 2480, 2728, 3214, 3410, 4960, 5456, 6428, 6820, 8035, 10912, 12856, 13640, 16070, 17677, 25712, 27280, 32140, 35354, 49817, 51424, 54560, 64280, 70708, 88385, 99634, 128560, 141416, 176770, 199268, 249085, 257120, 282832, 353540, 398536, 498170, 547987, 565664, 707080, 797072, 996340, 1095974, 1414160, 1594144, 1992680, 2191948, 2739935, 2828320, 3985360, 4383896, 5479870, 7970720, 8767792, 10959740, 17535584, 21919480, 43838960, 87677920]

約数ペア:

[(1, 87677920), (2, 43838960), (4, 21919480), (5, 17535584), (8, 10959740), (10, 8767792), (11, 7970720), (16, 5479870), (20, 4383896), (22, 3985360), (31, 2828320), (32, 2739935), (40, 2191948), (44, 1992680), (55, 1594144), (62, 1414160), (80, 1095974), (88, 996340), (110, 797072), (124, 707080), (155, 565664), (160, 547987), (176, 498170), (220, 398536), (248, 353540), (310, 282832), (341, 257120), (352, 249085), (440, 199268), (496, 176770), (620, 141416), (682, 128560), (880, 99634), (992, 88385), (1240, 70708), (1364, 64280), (1607, 54560), (1705, 51424), (1760, 49817), (2480, 35354), (2728, 32140), (3214, 27280), (3410, 25712), (4960, 17677), (5456, 16070), (6428, 13640), (6820, 12856), (8035, 10912)]