20260691750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{479543}}^1$

素因数の和:479586

約数の個数: 48

約数和(自身を含む): 41070066336

約数和(自身を除く): 20809374586

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 325, 338, 650, 845, 1625, 1690, 3250, 4225, 8450, 21125, 42250, 479543, 959086, 2397715, 4795430, 6234059, 11988575, 12468118, 23977150, 31170295, 59942875, 62340590, 81042767, 119885750, 155851475, 162085534, 311702950, 405213835, 779257375, 810427670, 1558514750, 2026069175, 4052138350, 10130345875, 20260691750]

約数ペア:

[(1, 20260691750), (2, 10130345875), (5, 4052138350), (10, 2026069175), (13, 1558514750), (25, 810427670), (26, 779257375), (50, 405213835), (65, 311702950), (125, 162085534), (130, 155851475), (169, 119885750), (250, 81042767), (325, 62340590), (338, 59942875), (650, 31170295), (845, 23977150), (1625, 12468118), (1690, 11988575), (3250, 6234059), (4225, 4795430), (8450, 2397715), (21125, 959086), (42250, 479543)]