2019876012025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{1889}}^1\times {\mathrm{2293}}^1$

素因数の和:5026

約数の個数: 48

約数和(自身を含む): 2619293604480

約数和(自身を除く): 599417592455

約数列:

[1, 5, 23, 25, 115, 575, 811, 1889, 2293, 4055, 9445, 11465, 18653, 20275, 43447, 47225, 52739, 57325, 93265, 217235, 263695, 466325, 1086175, 1318475, 1531979, 1859623, 4331477, 7659895, 9298115, 21657385, 35235517, 38299475, 42771329, 46490575, 99623971, 108286925, 176177585, 213856645, 498119855, 880887925, 1069283225, 2490599275, 3512827847, 17564139235, 80795040481, 87820696175, 403975202405, 2019876012025]

約数ペア:

[(1, 2019876012025), (5, 403975202405), (23, 87820696175), (25, 80795040481), (115, 17564139235), (575, 3512827847), (811, 2490599275), (1889, 1069283225), (2293, 880887925), (4055, 498119855), (9445, 213856645), (11465, 176177585), (18653, 108286925), (20275, 99623971), (43447, 46490575), (47225, 42771329), (52739, 38299475), (57325, 35235517), (93265, 21657385), (217235, 9298115), (263695, 7659895), (466325, 4331477), (1086175, 1859623), (1318475, 1531979)]