61872250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 128044800

約数和(自身を除く): 66172550

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 149, 151, 250, 275, 298, 302, 550, 745, 755, 1375, 1490, 1510, 1639, 1661, 2750, 3278, 3322, 3725, 3775, 7450, 7550, 8195, 8305, 16390, 16610, 18625, 18875, 22499, 37250, 37750, 40975, 41525, 44998, 81950, 83050, 112495, 204875, 207625, 224990, 247489, 409750, 415250, 494978, 562475, 1124950, 1237445, 2474890, 2812375, 5624750, 6187225, 12374450, 30936125, 61872250]

約数ペア:

[(1, 61872250), (2, 30936125), (5, 12374450), (10, 6187225), (11, 5624750), (22, 2812375), (25, 2474890), (50, 1237445), (55, 1124950), (110, 562475), (125, 494978), (149, 415250), (151, 409750), (250, 247489), (275, 224990), (298, 207625), (302, 204875), (550, 112495), (745, 83050), (755, 81950), (1375, 44998), (1490, 41525), (1510, 40975), (1639, 37750), (1661, 37250), (2750, 22499), (3278, 18875), (3322, 18625), (3725, 16610), (3775, 16390), (7450, 8305), (7550, 8195)]