9980750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 20913984

約数和(自身を除く): 10933234

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 83, 125, 130, 166, 185, 250, 325, 370, 415, 481, 650, 830, 925, 962, 1079, 1625, 1850, 2075, 2158, 2405, 3071, 3250, 4150, 4625, 4810, 5395, 6142, 9250, 10375, 10790, 12025, 15355, 20750, 24050, 26975, 30710, 39923, 53950, 60125, 76775, 79846, 120250, 134875, 153550, 199615, 269750, 383875, 399230, 767750, 998075, 1996150, 4990375, 9980750]

約数ペア:

[(1, 9980750), (2, 4990375), (5, 1996150), (10, 998075), (13, 767750), (25, 399230), (26, 383875), (37, 269750), (50, 199615), (65, 153550), (74, 134875), (83, 120250), (125, 79846), (130, 76775), (166, 60125), (185, 53950), (250, 39923), (325, 30710), (370, 26975), (415, 24050), (481, 20750), (650, 15355), (830, 12025), (925, 10790), (962, 10375), (1079, 9250), (1625, 6142), (1850, 5395), (2075, 4810), (2158, 4625), (2405, 4150), (3071, 3250)]