20111553625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 26689388544

約数和(自身を除く): 6577834919

約数列:

[1, 5, 23, 25, 83, 115, 125, 271, 311, 415, 575, 1355, 1555, 1909, 2075, 2875, 6233, 6775, 7153, 7775, 9545, 10375, 22493, 25813, 31165, 33875, 35765, 38875, 47725, 84281, 112465, 129065, 155825, 178825, 238625, 421405, 517339, 562325, 593699, 645325, 779125, 894125, 1938463, 2107025, 2586695, 2811625, 2968495, 3226625, 6995323, 9692315, 10535125, 12933475, 14842475, 34976615, 48461575, 64667375, 74212375, 160892429, 174883075, 242307875, 804462145, 874415375, 4022310725, 20111553625]

約数ペア:

[(1, 20111553625), (5, 4022310725), (23, 874415375), (25, 804462145), (83, 242307875), (115, 174883075), (125, 160892429), (271, 74212375), (311, 64667375), (415, 48461575), (575, 34976615), (1355, 14842475), (1555, 12933475), (1909, 10535125), (2075, 9692315), (2875, 6995323), (6233, 3226625), (6775, 2968495), (7153, 2811625), (7775, 2586695), (9545, 2107025), (10375, 1938463), (22493, 894125), (25813, 779125), (31165, 645325), (33875, 593699), (35765, 562325), (38875, 517339), (47725, 421405), (84281, 238625), (112465, 178825), (129065, 155825)]