27641000

素因数分解:

$2^3\times 5^3\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 65482560

約数和(自身を除く): 37841560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 131, 200, 211, 250, 262, 422, 500, 524, 655, 844, 1000, 1048, 1055, 1310, 1688, 2110, 2620, 3275, 4220, 5240, 5275, 6550, 8440, 10550, 13100, 16375, 21100, 26200, 26375, 27641, 32750, 42200, 52750, 55282, 65500, 105500, 110564, 131000, 138205, 211000, 221128, 276410, 552820, 691025, 1105640, 1382050, 2764100, 3455125, 5528200, 6910250, 13820500, 27641000]

約数ペア:

[(1, 27641000), (2, 13820500), (4, 6910250), (5, 5528200), (8, 3455125), (10, 2764100), (20, 1382050), (25, 1105640), (40, 691025), (50, 552820), (100, 276410), (125, 221128), (131, 211000), (200, 138205), (211, 131000), (250, 110564), (262, 105500), (422, 65500), (500, 55282), (524, 52750), (655, 42200), (844, 32750), (1000, 27641), (1048, 26375), (1055, 26200), (1310, 21100), (1688, 16375), (2110, 13100), (2620, 10550), (3275, 8440), (4220, 6550), (5240, 5275)]