128214868100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9491}}^1\times {\mathrm{12281}}^1$

素因数の和:21797

約数の個数: 72

約数和(自身を含む): 303576257376

約数和(自身を除く): 175361389276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 9491, 12281, 18982, 24562, 37964, 47455, 49124, 61405, 94910, 104401, 122810, 135091, 189820, 208802, 237275, 245620, 270182, 307025, 417604, 474550, 522005, 540364, 614050, 675455, 949100, 1044010, 1228100, 1350910, 2088020, 2610025, 2701820, 3377275, 5220050, 6754550, 10440100, 13509100, 116558971, 233117942, 466235884, 582794855, 1165589710, 1282148681, 2331179420, 2564297362, 2913974275, 5128594724, 5827948550, 6410743405, 11655897100, 12821486810, 25642973620, 32053717025, 64107434050, 128214868100]

約数ペア:

[(1, 128214868100), (2, 64107434050), (4, 32053717025), (5, 25642973620), (10, 12821486810), (11, 11655897100), (20, 6410743405), (22, 5827948550), (25, 5128594724), (44, 2913974275), (50, 2564297362), (55, 2331179420), (100, 1282148681), (110, 1165589710), (220, 582794855), (275, 466235884), (550, 233117942), (1100, 116558971), (9491, 13509100), (12281, 10440100), (18982, 6754550), (24562, 5220050), (37964, 3377275), (47455, 2701820), (49124, 2610025), (61405, 2088020), (94910, 1350910), (104401, 1228100), (122810, 1044010), (135091, 949100), (189820, 675455), (208802, 614050), (237275, 540364), (245620, 522005), (270182, 474550), (307025, 417604)]