40238775

素因数分解:

$3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:694

約数の個数: 60

約数和(自身を含む): 77060544

約数和(自身を除く): 36821769

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 279, 405, 465, 641, 675, 775, 837, 1395, 1923, 2025, 2325, 2511, 3205, 4185, 5769, 6975, 9615, 12555, 16025, 17307, 19871, 20925, 28845, 48075, 51921, 59613, 62775, 86535, 99355, 144225, 178839, 259605, 298065, 432675, 496775, 536517, 894195, 1298025, 1490325, 1609551, 2682585, 4470975, 8047755, 13412925, 40238775]

約数ペア:

[(1, 40238775), (3, 13412925), (5, 8047755), (9, 4470975), (15, 2682585), (25, 1609551), (27, 1490325), (31, 1298025), (45, 894195), (75, 536517), (81, 496775), (93, 432675), (135, 298065), (155, 259605), (225, 178839), (279, 144225), (405, 99355), (465, 86535), (641, 62775), (675, 59613), (775, 51921), (837, 48075), (1395, 28845), (1923, 20925), (2025, 19871), (2325, 17307), (2511, 16025), (3205, 12555), (4185, 9615), (5769, 6975)]