80842528

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{521}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 172191096

約数和(自身を除く): 91348568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 373, 416, 521, 746, 1042, 1492, 2084, 2984, 4168, 4849, 5968, 6773, 8336, 9698, 11936, 13546, 16672, 19396, 27092, 38792, 54184, 77584, 108368, 155168, 194333, 216736, 388666, 777332, 1554664, 2526329, 3109328, 5052658, 6218656, 10105316, 20210632, 40421264, 80842528]

約数ペア:

[(1, 80842528), (2, 40421264), (4, 20210632), (8, 10105316), (13, 6218656), (16, 5052658), (26, 3109328), (32, 2526329), (52, 1554664), (104, 777332), (208, 388666), (373, 216736), (416, 194333), (521, 155168), (746, 108368), (1042, 77584), (1492, 54184), (2084, 38792), (2984, 27092), (4168, 19396), (4849, 16672), (5968, 13546), (6773, 11936), (8336, 9698)]