68495715825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{613}}^1\times {\mathrm{4127}}^1$

素因数の和:4791

約数の個数: 72

約数和(自身を含む): 119744264448

約数和(自身を除く): 51248548623

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 361, 475, 613, 1083, 1425, 1805, 1839, 3065, 4127, 5415, 9025, 9195, 11647, 12381, 15325, 20635, 27075, 34941, 45975, 58235, 61905, 78413, 103175, 174705, 221293, 235239, 291175, 309525, 392065, 663879, 873525, 1106465, 1176195, 1489847, 1960325, 2529851, 3319395, 4469541, 5532325, 5880975, 7449235, 7589553, 12649255, 16596975, 22347705, 37246175, 37947765, 48067169, 63246275, 111738525, 144201507, 189738825, 240335845, 721007535, 913276211, 1201679225, 2739828633, 3605037675, 4566381055, 13699143165, 22831905275, 68495715825]

約数ペア:

[(1, 68495715825), (3, 22831905275), (5, 13699143165), (15, 4566381055), (19, 3605037675), (25, 2739828633), (57, 1201679225), (75, 913276211), (95, 721007535), (285, 240335845), (361, 189738825), (475, 144201507), (613, 111738525), (1083, 63246275), (1425, 48067169), (1805, 37947765), (1839, 37246175), (3065, 22347705), (4127, 16596975), (5415, 12649255), (9025, 7589553), (9195, 7449235), (11647, 5880975), (12381, 5532325), (15325, 4469541), (20635, 3319395), (27075, 2529851), (34941, 1960325), (45975, 1489847), (58235, 1176195), (61905, 1106465), (78413, 873525), (103175, 663879), (174705, 392065), (221293, 309525), (235239, 291175)]