715974740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{30941}}^1$

素因数の和:31052

約数の個数: 48

約数和(自身を含む): 1637450640

約数和(自身を除く): 921475900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 23140, 30941, 61882, 123764, 154705, 309410, 402233, 618820, 804466, 1608932, 2011165, 2753749, 4022330, 5507498, 8044660, 11014996, 13768745, 27537490, 35798737, 55074980, 71597474, 143194948, 178993685, 357987370, 715974740]

約数ペア:

[(1, 715974740), (2, 357987370), (4, 178993685), (5, 143194948), (10, 71597474), (13, 55074980), (20, 35798737), (26, 27537490), (52, 13768745), (65, 11014996), (89, 8044660), (130, 5507498), (178, 4022330), (260, 2753749), (356, 2011165), (445, 1608932), (890, 804466), (1157, 618820), (1780, 402233), (2314, 309410), (4628, 154705), (5785, 123764), (11570, 61882), (23140, 30941)]