164969680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55733}}^1$

素因数の和:55783

約数の個数: 40

約数和(自身を含む): 393927912

約数和(自身を除く): 228958232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 55733, 111466, 222932, 278665, 445864, 557330, 891728, 1114660, 2062121, 2229320, 4124242, 4458640, 8248484, 10310605, 16496968, 20621210, 32993936, 41242420, 82484840, 164969680]

約数ペア:

[(1, 164969680), (2, 82484840), (4, 41242420), (5, 32993936), (8, 20621210), (10, 16496968), (16, 10310605), (20, 8248484), (37, 4458640), (40, 4124242), (74, 2229320), (80, 2062121), (148, 1114660), (185, 891728), (296, 557330), (370, 445864), (592, 278665), (740, 222932), (1480, 111466), (2960, 55733)]