164144500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{25253}}^1$

素因数の和:25285

約数の個数: 48

約数和(自身を含む): 386083152

約数和(自身を除く): 221938652

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, 25253, 50506, 101012, 126265, 252530, 328289, 505060, 631325, 656578, 1262650, 1313156, 1641445, 2525300, 3156625, 3282890, 6313250, 6565780, 8207225, 12626500, 16414450, 32828900, 41036125, 82072250, 164144500]

約数ペア:

[(1, 164144500), (2, 82072250), (4, 41036125), (5, 32828900), (10, 16414450), (13, 12626500), (20, 8207225), (25, 6565780), (26, 6313250), (50, 3282890), (52, 3156625), (65, 2525300), (100, 1641445), (125, 1313156), (130, 1262650), (250, 656578), (260, 631325), (325, 505060), (500, 328289), (650, 252530), (1300, 126265), (1625, 101012), (3250, 50506), (6500, 25253)]