172791830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{1019}}^1$

素因数の和:1604

約数の個数: 32

約数和(自身を含む): 321960960

約数和(自身を除く): 149169130

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 547, 1019, 1094, 2038, 2735, 5095, 5470, 10190, 16957, 31589, 33914, 63178, 84785, 157945, 169570, 315890, 557393, 1114786, 2786965, 5573930, 17279183, 34558366, 86395915, 172791830]

約数ペア:

[(1, 172791830), (2, 86395915), (5, 34558366), (10, 17279183), (31, 5573930), (62, 2786965), (155, 1114786), (310, 557393), (547, 315890), (1019, 169570), (1094, 157945), (2038, 84785), (2735, 63178), (5095, 33914), (5470, 31589), (10190, 16957)]