325477490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 646652160

約数和(自身を除く): 321174670

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 179, 197, 355, 358, 394, 710, 895, 923, 985, 1790, 1846, 1970, 2327, 2561, 4615, 4654, 5122, 9230, 11635, 12709, 12805, 13987, 23270, 25418, 25610, 27974, 35263, 63545, 69935, 70526, 127090, 139870, 165217, 176315, 181831, 330434, 352630, 363662, 458419, 826085, 909155, 916838, 1652170, 1818310, 2292095, 2503673, 4584190, 5007346, 12518365, 25036730, 32547749, 65095498, 162738745, 325477490]

約数ペア:

[(1, 325477490), (2, 162738745), (5, 65095498), (10, 32547749), (13, 25036730), (26, 12518365), (65, 5007346), (71, 4584190), (130, 2503673), (142, 2292095), (179, 1818310), (197, 1652170), (355, 916838), (358, 909155), (394, 826085), (710, 458419), (895, 363662), (923, 352630), (985, 330434), (1790, 181831), (1846, 176315), (1970, 165217), (2327, 139870), (2561, 127090), (4615, 70526), (4654, 69935), (5122, 63545), (9230, 35263), (11635, 27974), (12709, 25610), (12805, 25418), (13987, 23270)]