78871430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{65183}}^1$

素因数の和:65212

約数の個数: 24

約数和(自身を含む): 156050496

約数和(自身を除く): 77179066

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 65183, 130366, 325915, 651830, 717013, 1434026, 3585065, 7170130, 7887143, 15774286, 39435715, 78871430]

約数ペア:

[(1, 78871430), (2, 39435715), (5, 15774286), (10, 7887143), (11, 7170130), (22, 3585065), (55, 1434026), (110, 717013), (121, 651830), (242, 325915), (605, 130366), (1210, 65183)]