78149960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3533}}^1$

素因数の和:3630

約数の個数: 64

約数和(自身を含む): 203558400

約数和(自身を除く): 125408440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 3533, 4424, 5530, 7066, 11060, 14132, 17665, 22120, 24731, 28264, 35330, 49462, 70660, 98924, 123655, 141320, 197848, 247310, 279107, 494620, 558214, 989240, 1116428, 1395535, 1953749, 2232856, 2791070, 3907498, 5582140, 7814996, 9768745, 11164280, 15629992, 19537490, 39074980, 78149960]

約数ペア:

[(1, 78149960), (2, 39074980), (4, 19537490), (5, 15629992), (7, 11164280), (8, 9768745), (10, 7814996), (14, 5582140), (20, 3907498), (28, 2791070), (35, 2232856), (40, 1953749), (56, 1395535), (70, 1116428), (79, 989240), (140, 558214), (158, 494620), (280, 279107), (316, 247310), (395, 197848), (553, 141320), (632, 123655), (790, 98924), (1106, 70660), (1580, 49462), (2212, 35330), (2765, 28264), (3160, 24731), (3533, 22120), (4424, 17665), (5530, 14132), (7066, 11060)]