87861440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:586

約数の個数: 112

約数和(自身を含む): 229112064

約数和(自身を除く): 141250624

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 320, 340, 496, 521, 527, 544, 620, 680, 992, 1042, 1054, 1088, 1240, 1360, 1984, 2084, 2108, 2480, 2605, 2635, 2720, 4168, 4216, 4960, 5210, 5270, 5440, 8336, 8432, 8857, 9920, 10420, 10540, 16151, 16672, 16864, 17714, 20840, 21080, 32302, 33344, 33728, 35428, 41680, 42160, 44285, 64604, 70856, 80755, 83360, 84320, 88570, 129208, 141712, 161510, 166720, 168640, 177140, 258416, 274567, 283424, 323020, 354280, 516832, 549134, 566848, 646040, 708560, 1033664, 1098268, 1292080, 1372835, 1417120, 2196536, 2584160, 2745670, 2834240, 4393072, 5168320, 5491340, 8786144, 10982680, 17572288, 21965360, 43930720, 87861440]

約数ペア:

[(1, 87861440), (2, 43930720), (4, 21965360), (5, 17572288), (8, 10982680), (10, 8786144), (16, 5491340), (17, 5168320), (20, 4393072), (31, 2834240), (32, 2745670), (34, 2584160), (40, 2196536), (62, 1417120), (64, 1372835), (68, 1292080), (80, 1098268), (85, 1033664), (124, 708560), (136, 646040), (155, 566848), (160, 549134), (170, 516832), (248, 354280), (272, 323020), (310, 283424), (320, 274567), (340, 258416), (496, 177140), (521, 168640), (527, 166720), (544, 161510), (620, 141712), (680, 129208), (992, 88570), (1042, 84320), (1054, 83360), (1088, 80755), (1240, 70856), (1360, 64604), (1984, 44285), (2084, 42160), (2108, 41680), (2480, 35428), (2605, 33728), (2635, 33344), (2720, 32302), (4168, 21080), (4216, 20840), (4960, 17714), (5210, 16864), (5270, 16672), (5440, 16151), (8336, 10540), (8432, 10420), (8857, 9920)]