52316420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{647}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 118879488

約数和(自身を除く): 66563068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 647, 1244, 1294, 1555, 2588, 3110, 3235, 4043, 6220, 6470, 8086, 8411, 12940, 16172, 16822, 20215, 33644, 40430, 42055, 80860, 84110, 168220, 201217, 402434, 804868, 1006085, 2012170, 2615821, 4024340, 5231642, 10463284, 13079105, 26158210, 52316420]

約数ペア:

[(1, 52316420), (2, 26158210), (4, 13079105), (5, 10463284), (10, 5231642), (13, 4024340), (20, 2615821), (26, 2012170), (52, 1006085), (65, 804868), (130, 402434), (260, 201217), (311, 168220), (622, 84110), (647, 80860), (1244, 42055), (1294, 40430), (1555, 33644), (2588, 20215), (3110, 16822), (3235, 16172), (4043, 12940), (6220, 8411), (6470, 8086)]