777313780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{6907}}^1$

素因数の和:7264

約数の個数: 48

約数和(自身を含む): 1733852736

約数和(自身を除く): 956538956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 331, 340, 662, 1324, 1655, 3310, 5627, 6620, 6907, 11254, 13814, 22508, 27628, 28135, 34535, 56270, 69070, 112540, 117419, 138140, 234838, 469676, 587095, 1174190, 2286217, 2348380, 4572434, 9144868, 11431085, 22862170, 38865689, 45724340, 77731378, 155462756, 194328445, 388656890, 777313780]

約数ペア:

[(1, 777313780), (2, 388656890), (4, 194328445), (5, 155462756), (10, 77731378), (17, 45724340), (20, 38865689), (34, 22862170), (68, 11431085), (85, 9144868), (170, 4572434), (331, 2348380), (340, 2286217), (662, 1174190), (1324, 587095), (1655, 469676), (3310, 234838), (5627, 138140), (6620, 117419), (6907, 112540), (11254, 69070), (13814, 56270), (22508, 34535), (27628, 28135)]