165920680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 410250240

約数和(自身を除く): 244329560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 289, 310, 340, 463, 527, 578, 620, 680, 926, 1054, 1156, 1240, 1445, 1852, 2108, 2312, 2315, 2635, 2890, 3704, 4216, 4630, 5270, 5780, 7871, 8959, 9260, 10540, 11560, 14353, 15742, 17918, 18520, 21080, 28706, 31484, 35836, 39355, 44795, 57412, 62968, 71672, 71765, 78710, 89590, 114824, 133807, 143530, 157420, 179180, 244001, 267614, 287060, 314840, 358360, 488002, 535228, 574120, 669035, 976004, 1070456, 1220005, 1338070, 1952008, 2440010, 2676140, 4148017, 4880020, 5352280, 8296034, 9760040, 16592068, 20740085, 33184136, 41480170, 82960340, 165920680]

約数ペア:

[(1, 165920680), (2, 82960340), (4, 41480170), (5, 33184136), (8, 20740085), (10, 16592068), (17, 9760040), (20, 8296034), (31, 5352280), (34, 4880020), (40, 4148017), (62, 2676140), (68, 2440010), (85, 1952008), (124, 1338070), (136, 1220005), (155, 1070456), (170, 976004), (248, 669035), (289, 574120), (310, 535228), (340, 488002), (463, 358360), (527, 314840), (578, 287060), (620, 267614), (680, 244001), (926, 179180), (1054, 157420), (1156, 143530), (1240, 133807), (1445, 114824), (1852, 89590), (2108, 78710), (2312, 71765), (2315, 71672), (2635, 62968), (2890, 57412), (3704, 44795), (4216, 39355), (4630, 35836), (5270, 31484), (5780, 28706), (7871, 21080), (8959, 18520), (9260, 17918), (10540, 15742), (11560, 14353)]