71290480

素因数分解:

$2^4\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1171}}^1$

素因数の和:1945

約数の個数: 40

約数和(自身を含む): 166109904

約数和(自身を除く): 94819424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 761, 1171, 1522, 2342, 3044, 3805, 4684, 5855, 6088, 7610, 9368, 11710, 12176, 15220, 18736, 23420, 30440, 46840, 60880, 93680, 891131, 1782262, 3564524, 4455655, 7129048, 8911310, 14258096, 17822620, 35645240, 71290480]

約数ペア:

[(1, 71290480), (2, 35645240), (4, 17822620), (5, 14258096), (8, 8911310), (10, 7129048), (16, 4455655), (20, 3564524), (40, 1782262), (80, 891131), (761, 93680), (1171, 60880), (1522, 46840), (2342, 30440), (3044, 23420), (3805, 18736), (4684, 15220), (5855, 12176), (6088, 11710), (7610, 9368)]