68659840

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1511}}^1$

素因数の和:1601

約数の個数: 64

約数和(自身を含む): 166561920

約数和(自身を除く): 97902080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1511, 2272, 2840, 3022, 4544, 5680, 6044, 7555, 9088, 11360, 12088, 15110, 22720, 24176, 30220, 45440, 48352, 60440, 96704, 107281, 120880, 193408, 214562, 241760, 429124, 483520, 536405, 858248, 967040, 1072810, 1716496, 2145620, 3432992, 4291240, 6865984, 8582480, 13731968, 17164960, 34329920, 68659840]

約数ペア:

[(1, 68659840), (2, 34329920), (4, 17164960), (5, 13731968), (8, 8582480), (10, 6865984), (16, 4291240), (20, 3432992), (32, 2145620), (40, 1716496), (64, 1072810), (71, 967040), (80, 858248), (128, 536405), (142, 483520), (160, 429124), (284, 241760), (320, 214562), (355, 193408), (568, 120880), (640, 107281), (710, 96704), (1136, 60440), (1420, 48352), (1511, 45440), (2272, 30220), (2840, 24176), (3022, 22720), (4544, 15110), (5680, 12088), (6044, 11360), (7555, 9088)]