88702780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1811}}^1$

素因数の和:1930

約数の個数: 48

約数和(自身を含む): 194826240

約数和(自身を除く): 106123460

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 1811, 2449, 3622, 4898, 7244, 9055, 9796, 12245, 18110, 24490, 36220, 48980, 56141, 112282, 143069, 224564, 280705, 286138, 561410, 572276, 715345, 1122820, 1430690, 2861380, 4435139, 8870278, 17740556, 22175695, 44351390, 88702780]

約数ペア:

[(1, 88702780), (2, 44351390), (4, 22175695), (5, 17740556), (10, 8870278), (20, 4435139), (31, 2861380), (62, 1430690), (79, 1122820), (124, 715345), (155, 572276), (158, 561410), (310, 286138), (316, 280705), (395, 224564), (620, 143069), (790, 112282), (1580, 56141), (1811, 48980), (2449, 36220), (3622, 24490), (4898, 18110), (7244, 12245), (9055, 9796)]