272020100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{22481}}^1$

素因数の和:22517

約数の個数: 54

約数和(自身を含む): 648853002

約数和(自身を除く): 376832902

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 6050, 12100, 22481, 44962, 89924, 112405, 224810, 247291, 449620, 494582, 562025, 989164, 1124050, 1236455, 2248100, 2472910, 2720201, 4945820, 5440402, 6182275, 10880804, 12364550, 13601005, 24729100, 27202010, 54404020, 68005025, 136010050, 272020100]

約数ペア:

[(1, 272020100), (2, 136010050), (4, 68005025), (5, 54404020), (10, 27202010), (11, 24729100), (20, 13601005), (22, 12364550), (25, 10880804), (44, 6182275), (50, 5440402), (55, 4945820), (100, 2720201), (110, 2472910), (121, 2248100), (220, 1236455), (242, 1124050), (275, 989164), (484, 562025), (550, 494582), (605, 449620), (1100, 247291), (1210, 224810), (2420, 112405), (3025, 89924), (6050, 44962), (12100, 22481)]