81488688

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{23911}}^1$

素因数の和:23993

約数の個数: 40

約数和(自身を含む): 213486336

約数和(自身を除く): 131997648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 23911, 47822, 71733, 95644, 143466, 191288, 286932, 382576, 573864, 1147728, 1697681, 3395362, 5093043, 6790724, 10186086, 13581448, 20372172, 27162896, 40744344, 81488688]

約数ペア:

[(1, 81488688), (2, 40744344), (3, 27162896), (4, 20372172), (6, 13581448), (8, 10186086), (12, 6790724), (16, 5093043), (24, 3395362), (48, 1697681), (71, 1147728), (142, 573864), (213, 382576), (284, 286932), (426, 191288), (568, 143466), (852, 95644), (1136, 71733), (1704, 47822), (3408, 23911)]