38387500

素因数分解:

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

素因数の和:149

約数の個数: 72

約数和(自身を含む): 87275664

約数和(自身を除く): 48888164

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 83, 100, 125, 148, 166, 185, 250, 332, 370, 415, 500, 625, 740, 830, 925, 1250, 1660, 1850, 2075, 2500, 3071, 3125, 3700, 4150, 4625, 6142, 6250, 8300, 9250, 10375, 12284, 12500, 15355, 18500, 20750, 23125, 30710, 41500, 46250, 51875, 61420, 76775, 92500, 103750, 115625, 153550, 207500, 231250, 259375, 307100, 383875, 462500, 518750, 767750, 1037500, 1535500, 1919375, 3838750, 7677500, 9596875, 19193750, 38387500]

約数ペア:

[(1, 38387500), (2, 19193750), (4, 9596875), (5, 7677500), (10, 3838750), (20, 1919375), (25, 1535500), (37, 1037500), (50, 767750), (74, 518750), (83, 462500), (100, 383875), (125, 307100), (148, 259375), (166, 231250), (185, 207500), (250, 153550), (332, 115625), (370, 103750), (415, 92500), (500, 76775), (625, 61420), (740, 51875), (830, 46250), (925, 41500), (1250, 30710), (1660, 23125), (1850, 20750), (2075, 18500), (2500, 15355), (3071, 12500), (3125, 12284), (3700, 10375), (4150, 9250), (4625, 8300), (6142, 6250)]