74439375

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 131864040

約数和(自身を除く): 57424665

約数列:

[1, 3, 5, 15, 25, 29, 37, 75, 87, 111, 125, 145, 185, 375, 435, 555, 625, 725, 925, 1073, 1369, 1875, 2175, 2775, 3219, 3625, 4107, 4625, 5365, 6845, 10875, 13875, 16095, 18125, 20535, 23125, 26825, 34225, 39701, 54375, 69375, 80475, 102675, 119103, 134125, 171125, 198505, 402375, 513375, 595515, 670625, 855625, 992525, 2011875, 2566875, 2977575, 4962625, 14887875, 24813125, 74439375]

約数ペア:

[(1, 74439375), (3, 24813125), (5, 14887875), (15, 4962625), (25, 2977575), (29, 2566875), (37, 2011875), (75, 992525), (87, 855625), (111, 670625), (125, 595515), (145, 513375), (185, 402375), (375, 198505), (435, 171125), (555, 134125), (625, 119103), (725, 102675), (925, 80475), (1073, 69375), (1369, 54375), (1875, 39701), (2175, 34225), (2775, 26825), (3219, 23125), (3625, 20535), (4107, 18125), (4625, 16095), (5365, 13875), (6845, 10875)]