131057300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 312084192

約数和(自身を除く): 181026892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 283, 421, 550, 566, 842, 1100, 1132, 1415, 1684, 2105, 2830, 3113, 4210, 4631, 5660, 6226, 7075, 8420, 9262, 10525, 12452, 14150, 15565, 18524, 21050, 23155, 28300, 31130, 42100, 46310, 62260, 77825, 92620, 115775, 119143, 155650, 231550, 238286, 311300, 463100, 476572, 595715, 1191430, 1310573, 2382860, 2621146, 2978575, 5242292, 5957150, 6552865, 11914300, 13105730, 26211460, 32764325, 65528650, 131057300]

約数ペア:

[(1, 131057300), (2, 65528650), (4, 32764325), (5, 26211460), (10, 13105730), (11, 11914300), (20, 6552865), (22, 5957150), (25, 5242292), (44, 2978575), (50, 2621146), (55, 2382860), (100, 1310573), (110, 1191430), (220, 595715), (275, 476572), (283, 463100), (421, 311300), (550, 238286), (566, 231550), (842, 155650), (1100, 119143), (1132, 115775), (1415, 92620), (1684, 77825), (2105, 62260), (2830, 46310), (3113, 42100), (4210, 31130), (4631, 28300), (5660, 23155), (6226, 21050), (7075, 18524), (8420, 15565), (9262, 14150), (10525, 12452)]