13885900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 34997760

約数和(自身を除く): 21111860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 83, 100, 140, 166, 175, 239, 332, 350, 415, 478, 581, 700, 830, 956, 1162, 1195, 1660, 1673, 2075, 2324, 2390, 2905, 3346, 4150, 4780, 5810, 5975, 6692, 8300, 8365, 11620, 11950, 14525, 16730, 19837, 23900, 29050, 33460, 39674, 41825, 58100, 79348, 83650, 99185, 138859, 167300, 198370, 277718, 396740, 495925, 555436, 694295, 991850, 1388590, 1983700, 2777180, 3471475, 6942950, 13885900]

約数ペア:

[(1, 13885900), (2, 6942950), (4, 3471475), (5, 2777180), (7, 1983700), (10, 1388590), (14, 991850), (20, 694295), (25, 555436), (28, 495925), (35, 396740), (50, 277718), (70, 198370), (83, 167300), (100, 138859), (140, 99185), (166, 83650), (175, 79348), (239, 58100), (332, 41825), (350, 39674), (415, 33460), (478, 29050), (581, 23900), (700, 19837), (830, 16730), (956, 14525), (1162, 11950), (1195, 11620), (1660, 8365), (1673, 8300), (2075, 6692), (2324, 5975), (2390, 5810), (2905, 4780), (3346, 4150)]