161752016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3571}}^1$

素因数の和:3747

約数の個数: 40

約数和(自身を含む): 332196000

約数和(自身を除く): 170443984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 596, 1192, 2384, 2831, 3571, 5662, 7142, 11324, 14284, 22648, 28568, 45296, 57136, 67849, 135698, 271396, 532079, 542792, 1064158, 1085584, 2128316, 4256632, 8513264, 10109501, 20219002, 40438004, 80876008, 161752016]

約数ペア:

[(1, 161752016), (2, 80876008), (4, 40438004), (8, 20219002), (16, 10109501), (19, 8513264), (38, 4256632), (76, 2128316), (149, 1085584), (152, 1064158), (298, 542792), (304, 532079), (596, 271396), (1192, 135698), (2384, 67849), (2831, 57136), (3571, 45296), (5662, 28568), (7142, 22648), (11324, 14284)]