129096500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19861}}^1$

素因数の和:19893

約数の個数: 48

約数和(自身を含む): 303650256

約数和(自身を除く): 174553756

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 19861, 39722, 79444, 99305, 198610, 258193, 397220, 496525, 516386, 993050, 1032772, 1290965, 1986100, 2482625, 2581930, 4965250, 5163860, 6454825, 9930500, 12909650, 25819300, 32274125, 64548250, 129096500]

約数ペア:

[(1, 129096500), (2, 64548250), (4, 32274125), (5, 25819300), (10, 12909650), (13, 9930500), (20, 6454825), (25, 5163860), (26, 4965250), (50, 2581930), (52, 2482625), (65, 1986100), (100, 1290965), (125, 1032772), (130, 993050), (250, 516386), (260, 496525), (325, 397220), (500, 258193), (650, 198610), (1300, 99305), (1625, 79444), (3250, 39722), (6500, 19861)]