82080040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5531}}^1$

素因数の和:5602

約数の個数: 64

約数和(自身を含む): 215084160

約数和(自身を除く): 133004120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 5531, 7420, 11062, 14840, 22124, 27655, 38717, 44248, 55310, 77434, 110620, 154868, 193585, 221240, 293143, 309736, 387170, 586286, 774340, 1172572, 1465715, 1548680, 2052001, 2345144, 2931430, 4104002, 5862860, 8208004, 10260005, 11725720, 16416008, 20520010, 41040020, 82080040]

約数ペア:

[(1, 82080040), (2, 41040020), (4, 20520010), (5, 16416008), (7, 11725720), (8, 10260005), (10, 8208004), (14, 5862860), (20, 4104002), (28, 2931430), (35, 2345144), (40, 2052001), (53, 1548680), (56, 1465715), (70, 1172572), (106, 774340), (140, 586286), (212, 387170), (265, 309736), (280, 293143), (371, 221240), (424, 193585), (530, 154868), (742, 110620), (1060, 77434), (1484, 55310), (1855, 44248), (2120, 38717), (2968, 27655), (3710, 22124), (5531, 14840), (7420, 11062)]