67499900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 159312720

約数和(自身を除く): 91812820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 137, 260, 274, 325, 379, 548, 650, 685, 758, 1300, 1370, 1516, 1781, 1895, 2740, 3425, 3562, 3790, 4927, 6850, 7124, 7580, 8905, 9475, 9854, 13700, 17810, 18950, 19708, 24635, 35620, 37900, 44525, 49270, 51923, 89050, 98540, 103846, 123175, 178100, 207692, 246350, 259615, 492700, 519230, 674999, 1038460, 1298075, 1349998, 2596150, 2699996, 3374995, 5192300, 6749990, 13499980, 16874975, 33749950, 67499900]

約数ペア:

[(1, 67499900), (2, 33749950), (4, 16874975), (5, 13499980), (10, 6749990), (13, 5192300), (20, 3374995), (25, 2699996), (26, 2596150), (50, 1349998), (52, 1298075), (65, 1038460), (100, 674999), (130, 519230), (137, 492700), (260, 259615), (274, 246350), (325, 207692), (379, 178100), (548, 123175), (650, 103846), (685, 98540), (758, 89050), (1300, 51923), (1370, 49270), (1516, 44525), (1781, 37900), (1895, 35620), (2740, 24635), (3425, 19708), (3562, 18950), (3790, 17810), (4927, 13700), (6850, 9854), (7124, 9475), (7580, 8905)]