68796160

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 167330016

約数和(自身を除く): 98533856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 757, 1136, 1280, 1420, 1514, 2272, 2840, 3028, 3785, 4544, 5680, 6056, 7570, 9088, 11360, 12112, 15140, 18176, 22720, 24224, 30280, 45440, 48448, 53747, 60560, 90880, 96896, 107494, 121120, 193792, 214988, 242240, 268735, 429976, 484480, 537470, 859952, 968960, 1074940, 1719904, 2149880, 3439808, 4299760, 6879616, 8599520, 13759232, 17199040, 34398080, 68796160]

約数ペア:

[(1, 68796160), (2, 34398080), (4, 17199040), (5, 13759232), (8, 8599520), (10, 6879616), (16, 4299760), (20, 3439808), (32, 2149880), (40, 1719904), (64, 1074940), (71, 968960), (80, 859952), (128, 537470), (142, 484480), (160, 429976), (256, 268735), (284, 242240), (320, 214988), (355, 193792), (568, 121120), (640, 107494), (710, 96896), (757, 90880), (1136, 60560), (1280, 53747), (1420, 48448), (1514, 45440), (2272, 30280), (2840, 24224), (3028, 22720), (3785, 18176), (4544, 15140), (5680, 12112), (6056, 11360), (7570, 9088)]