89656640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16481}}^1$

素因数の和:16515

約数の個数: 56

約数和(自身を含む): 226067112

約数和(自身を除く): 136410472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 16481, 32962, 65924, 82405, 131848, 164810, 263696, 280177, 329620, 527392, 560354, 659240, 1054784, 1120708, 1318480, 1400885, 2241416, 2636960, 2801770, 4482832, 5273920, 5603540, 8965664, 11207080, 17931328, 22414160, 44828320, 89656640]

約数ペア:

[(1, 89656640), (2, 44828320), (4, 22414160), (5, 17931328), (8, 11207080), (10, 8965664), (16, 5603540), (17, 5273920), (20, 4482832), (32, 2801770), (34, 2636960), (40, 2241416), (64, 1400885), (68, 1318480), (80, 1120708), (85, 1054784), (136, 659240), (160, 560354), (170, 527392), (272, 329620), (320, 280177), (340, 263696), (544, 164810), (680, 131848), (1088, 82405), (1360, 65924), (2720, 32962), (5440, 16481)]