15704621900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{130981}}^1$

素因数の和:131115

約数の個数: 72

約数和(自身を含む): 37518484080

約数和(自身を除く): 21813862180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 109, 110, 218, 220, 275, 436, 545, 550, 1090, 1100, 1199, 2180, 2398, 2725, 4796, 5450, 5995, 10900, 11990, 23980, 29975, 59950, 119900, 130981, 261962, 523924, 654905, 1309810, 1440791, 2619620, 2881582, 3274525, 5763164, 6549050, 7203955, 13098100, 14276929, 14407910, 28553858, 28815820, 36019775, 57107716, 71384645, 72039550, 142769290, 144079100, 157046219, 285538580, 314092438, 356923225, 628184876, 713846450, 785231095, 1427692900, 1570462190, 3140924380, 3926155475, 7852310950, 15704621900]

約数ペア:

[(1, 15704621900), (2, 7852310950), (4, 3926155475), (5, 3140924380), (10, 1570462190), (11, 1427692900), (20, 785231095), (22, 713846450), (25, 628184876), (44, 356923225), (50, 314092438), (55, 285538580), (100, 157046219), (109, 144079100), (110, 142769290), (218, 72039550), (220, 71384645), (275, 57107716), (436, 36019775), (545, 28815820), (550, 28553858), (1090, 14407910), (1100, 14276929), (1199, 13098100), (2180, 7203955), (2398, 6549050), (2725, 5763164), (4796, 3274525), (5450, 2881582), (5995, 2619620), (10900, 1440791), (11990, 1309810), (23980, 654905), (29975, 523924), (59950, 261962), (119900, 130981)]