31456388288

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{71471}}^1$

素因数の和:71542

約数の個数: 84

約数和(自身を含む): 70273700448

約数和(自身を除く): 38817312160

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 184, 208, 299, 368, 416, 529, 598, 736, 832, 1058, 1196, 1472, 2116, 2392, 4232, 4784, 6877, 8464, 9568, 13754, 16928, 19136, 27508, 33856, 55016, 71471, 110032, 142942, 220064, 285884, 440128, 571768, 929123, 1143536, 1643833, 1858246, 2287072, 3287666, 3716492, 4574144, 6575332, 7432984, 13150664, 14865968, 21369829, 26301328, 29731936, 37808159, 42739658, 52602656, 59463872, 75616318, 85479316, 105205312, 151232636, 170958632, 302465272, 341917264, 491506067, 604930544, 683834528, 983012134, 1209861088, 1367669056, 1966024268, 2419722176, 3932048536, 7864097072, 15728194144, 31456388288]

約数ペア:

[(1, 31456388288), (2, 15728194144), (4, 7864097072), (8, 3932048536), (13, 2419722176), (16, 1966024268), (23, 1367669056), (26, 1209861088), (32, 983012134), (46, 683834528), (52, 604930544), (64, 491506067), (92, 341917264), (104, 302465272), (184, 170958632), (208, 151232636), (299, 105205312), (368, 85479316), (416, 75616318), (529, 59463872), (598, 52602656), (736, 42739658), (832, 37808159), (1058, 29731936), (1196, 26301328), (1472, 21369829), (2116, 14865968), (2392, 13150664), (4232, 7432984), (4784, 6575332), (6877, 4574144), (8464, 3716492), (9568, 3287666), (13754, 2287072), (16928, 1858246), (19136, 1643833), (27508, 1143536), (33856, 929123), (55016, 571768), (71471, 440128), (110032, 285884), (142942, 220064)]