161941770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25343}}^1$

素因数の和:25427

約数の個数: 48

約数和(自身を含む): 426995712

約数和(自身を除く): 265053942

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 25343, 50686, 76029, 126715, 152058, 228087, 253430, 380145, 456174, 760290, 1140435, 1799353, 2280870, 3598706, 5398059, 8996765, 10796118, 16194177, 17993530, 26990295, 32388354, 53980590, 80970885, 161941770]

約数ペア:

[(1, 161941770), (2, 80970885), (3, 53980590), (5, 32388354), (6, 26990295), (9, 17993530), (10, 16194177), (15, 10796118), (18, 8996765), (30, 5398059), (45, 3598706), (71, 2280870), (90, 1799353), (142, 1140435), (213, 760290), (355, 456174), (426, 380145), (639, 253430), (710, 228087), (1065, 152058), (1278, 126715), (2130, 76029), (3195, 50686), (6390, 25343)]