84186700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2147

約数の個数: 72

約数和(自身を含む): 203181440

約数和(自身を除く): 118994740

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 2089, 3100, 4030, 4178, 8060, 8356, 10075, 10445, 20150, 20890, 27157, 40300, 41780, 52225, 54314, 64759, 104450, 108628, 129518, 135785, 208900, 259036, 271570, 323795, 543140, 647590, 678925, 841867, 1295180, 1357850, 1618975, 1683734, 2715700, 3237950, 3367468, 4209335, 6475900, 8418670, 16837340, 21046675, 42093350, 84186700]

約数ペア:

[(1, 84186700), (2, 42093350), (4, 21046675), (5, 16837340), (10, 8418670), (13, 6475900), (20, 4209335), (25, 3367468), (26, 3237950), (31, 2715700), (50, 1683734), (52, 1618975), (62, 1357850), (65, 1295180), (100, 841867), (124, 678925), (130, 647590), (155, 543140), (260, 323795), (310, 271570), (325, 259036), (403, 208900), (620, 135785), (650, 129518), (775, 108628), (806, 104450), (1300, 64759), (1550, 54314), (1612, 52225), (2015, 41780), (2089, 40300), (3100, 27157), (4030, 20890), (4178, 20150), (8060, 10445), (8356, 10075)]