56141800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 155213280

約数和(自身を除く): 99071480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 130, 143, 151, 169, 200, 220, 260, 275, 286, 302, 325, 338, 440, 520, 550, 572, 604, 650, 676, 715, 755, 845, 1100, 1144, 1208, 1300, 1352, 1430, 1510, 1661, 1690, 1859, 1963, 2200, 2600, 2860, 3020, 3322, 3380, 3575, 3718, 3775, 3926, 4225, 5720, 6040, 6644, 6760, 7150, 7436, 7550, 7852, 8305, 8450, 9295, 9815, 13288, 14300, 14872, 15100, 15704, 16610, 16900, 18590, 19630, 21593, 25519, 28600, 30200, 33220, 33800, 37180, 39260, 41525, 43186, 46475, 49075, 51038, 66440, 74360, 78520, 83050, 86372, 92950, 98150, 102076, 107965, 127595, 166100, 172744, 185900, 196300, 204152, 215930, 255190, 280709, 332200, 371800, 392600, 431860, 510380, 539825, 561418, 637975, 863720, 1020760, 1079650, 1122836, 1275950, 1403545, 2159300, 2245672, 2551900, 2807090, 4318600, 5103800, 5614180, 7017725, 11228360, 14035450, 28070900, 56141800]

約数ペア:

[(1, 56141800), (2, 28070900), (4, 14035450), (5, 11228360), (8, 7017725), (10, 5614180), (11, 5103800), (13, 4318600), (20, 2807090), (22, 2551900), (25, 2245672), (26, 2159300), (40, 1403545), (44, 1275950), (50, 1122836), (52, 1079650), (55, 1020760), (65, 863720), (88, 637975), (100, 561418), (104, 539825), (110, 510380), (130, 431860), (143, 392600), (151, 371800), (169, 332200), (200, 280709), (220, 255190), (260, 215930), (275, 204152), (286, 196300), (302, 185900), (325, 172744), (338, 166100), (440, 127595), (520, 107965), (550, 102076), (572, 98150), (604, 92950), (650, 86372), (676, 83050), (715, 78520), (755, 74360), (845, 66440), (1100, 51038), (1144, 49075), (1208, 46475), (1300, 43186), (1352, 41525), (1430, 39260), (1510, 37180), (1661, 33800), (1690, 33220), (1859, 30200), (1963, 28600), (2200, 25519), (2600, 21593), (2860, 19630), (3020, 18590), (3322, 16900), (3380, 16610), (3575, 15704), (3718, 15100), (3775, 14872), (3926, 14300), (4225, 13288), (5720, 9815), (6040, 9295), (6644, 8450), (6760, 8305), (7150, 7852), (7436, 7550)]