172808075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 242234496

約数和(自身を除く): 69426421

約数列:

[1, 5, 11, 25, 55, 67, 83, 113, 275, 335, 415, 565, 737, 913, 1243, 1675, 2075, 2825, 3685, 4565, 5561, 6215, 7571, 9379, 18425, 22825, 27805, 31075, 37855, 46895, 61171, 83281, 103169, 139025, 189275, 234475, 305855, 416405, 515845, 628393, 1529275, 2082025, 2579225, 3141965, 6912323, 15709825, 34561615, 172808075]

約数ペア:

[(1, 172808075), (5, 34561615), (11, 15709825), (25, 6912323), (55, 3141965), (67, 2579225), (83, 2082025), (113, 1529275), (275, 628393), (335, 515845), (415, 416405), (565, 305855), (737, 234475), (913, 189275), (1243, 139025), (1675, 103169), (2075, 83281), (2825, 61171), (3685, 46895), (4565, 37855), (5561, 31075), (6215, 27805), (7571, 22825), (9379, 18425)]