64638200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2671}}^1$

素因数の和:2709

約数の個数: 72

約数和(自身を含む): 165249840

約数和(自身を除く): 100611640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1210, 2200, 2420, 2671, 3025, 4840, 5342, 6050, 10684, 12100, 13355, 21368, 24200, 26710, 29381, 53420, 58762, 66775, 106840, 117524, 133550, 146905, 235048, 267100, 293810, 323191, 534200, 587620, 646382, 734525, 1175240, 1292764, 1469050, 1615955, 2585528, 2938100, 3231910, 5876200, 6463820, 8079775, 12927640, 16159550, 32319100, 64638200]

約数ペア:

[(1, 64638200), (2, 32319100), (4, 16159550), (5, 12927640), (8, 8079775), (10, 6463820), (11, 5876200), (20, 3231910), (22, 2938100), (25, 2585528), (40, 1615955), (44, 1469050), (50, 1292764), (55, 1175240), (88, 734525), (100, 646382), (110, 587620), (121, 534200), (200, 323191), (220, 293810), (242, 267100), (275, 235048), (440, 146905), (484, 133550), (550, 117524), (605, 106840), (968, 66775), (1100, 58762), (1210, 53420), (2200, 29381), (2420, 26710), (2671, 24200), (3025, 21368), (4840, 13355), (5342, 12100), (6050, 10684)]