70260880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:776

約数の個数: 80

約数和(自身を含む): 172988928

約数和(自身を除く): 102728048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 691, 820, 1240, 1271, 1382, 1640, 2480, 2542, 2764, 3280, 3455, 5084, 5528, 6355, 6910, 10168, 11056, 12710, 13820, 20336, 21421, 25420, 27640, 28331, 42842, 50840, 55280, 56662, 85684, 101680, 107105, 113324, 141655, 171368, 214210, 226648, 283310, 342736, 428420, 453296, 566620, 856840, 878261, 1133240, 1713680, 1756522, 2266480, 3513044, 4391305, 7026088, 8782610, 14052176, 17565220, 35130440, 70260880]

約数ペア:

[(1, 70260880), (2, 35130440), (4, 17565220), (5, 14052176), (8, 8782610), (10, 7026088), (16, 4391305), (20, 3513044), (31, 2266480), (40, 1756522), (41, 1713680), (62, 1133240), (80, 878261), (82, 856840), (124, 566620), (155, 453296), (164, 428420), (205, 342736), (248, 283310), (310, 226648), (328, 214210), (410, 171368), (496, 141655), (620, 113324), (656, 107105), (691, 101680), (820, 85684), (1240, 56662), (1271, 55280), (1382, 50840), (1640, 42842), (2480, 28331), (2542, 27640), (2764, 25420), (3280, 21421), (3455, 20336), (5084, 13820), (5528, 12710), (6355, 11056), (6910, 10168)]