13180180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 30086784

約数和(自身を除く): 16906604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 311, 326, 622, 652, 815, 1244, 1555, 1630, 2119, 3110, 3260, 4043, 4238, 6220, 8086, 8476, 10595, 16172, 20215, 21190, 40430, 42380, 50693, 80860, 101386, 202772, 253465, 506930, 659009, 1013860, 1318018, 2636036, 3295045, 6590090, 13180180]

約数ペア:

[(1, 13180180), (2, 6590090), (4, 3295045), (5, 2636036), (10, 1318018), (13, 1013860), (20, 659009), (26, 506930), (52, 253465), (65, 202772), (130, 101386), (163, 80860), (260, 50693), (311, 42380), (326, 40430), (622, 21190), (652, 20215), (815, 16172), (1244, 10595), (1555, 8476), (1630, 8086), (2119, 6220), (3110, 4238), (3260, 4043)]