61928750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 80

約数和(自身を含む): 129633504

約数和(自身を除く): 67704754

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 103, 125, 130, 185, 206, 250, 325, 370, 481, 515, 625, 650, 925, 962, 1030, 1250, 1339, 1625, 1850, 2405, 2575, 2678, 3250, 3811, 4625, 4810, 5150, 6695, 7622, 8125, 9250, 12025, 12875, 13390, 16250, 19055, 23125, 24050, 25750, 33475, 38110, 46250, 49543, 60125, 64375, 66950, 95275, 99086, 120250, 128750, 167375, 190550, 247715, 300625, 334750, 476375, 495430, 601250, 836875, 952750, 1238575, 1673750, 2381875, 2477150, 4763750, 6192875, 12385750, 30964375, 61928750]

約数ペア:

[(1, 61928750), (2, 30964375), (5, 12385750), (10, 6192875), (13, 4763750), (25, 2477150), (26, 2381875), (37, 1673750), (50, 1238575), (65, 952750), (74, 836875), (103, 601250), (125, 495430), (130, 476375), (185, 334750), (206, 300625), (250, 247715), (325, 190550), (370, 167375), (481, 128750), (515, 120250), (625, 99086), (650, 95275), (925, 66950), (962, 64375), (1030, 60125), (1250, 49543), (1339, 46250), (1625, 38110), (1850, 33475), (2405, 25750), (2575, 24050), (2678, 23125), (3250, 19055), (3811, 16250), (4625, 13390), (4810, 12875), (5150, 12025), (6695, 9250), (7622, 8125)]