201252620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 450091152

約数和(自身を除く): 248838532

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 283, 310, 370, 566, 620, 740, 961, 1132, 1147, 1415, 1922, 2294, 2830, 3844, 4588, 4805, 5660, 5735, 8773, 9610, 10471, 11470, 17546, 19220, 20942, 22940, 35092, 35557, 41884, 43865, 52355, 71114, 87730, 104710, 142228, 175460, 177785, 209420, 271963, 324601, 355570, 543926, 649202, 711140, 1087852, 1298404, 1359815, 1623005, 2719630, 3246010, 5439260, 6492020, 10062631, 20125262, 40250524, 50313155, 100626310, 201252620]

約数ペア:

[(1, 201252620), (2, 100626310), (4, 50313155), (5, 40250524), (10, 20125262), (20, 10062631), (31, 6492020), (37, 5439260), (62, 3246010), (74, 2719630), (124, 1623005), (148, 1359815), (155, 1298404), (185, 1087852), (283, 711140), (310, 649202), (370, 543926), (566, 355570), (620, 324601), (740, 271963), (961, 209420), (1132, 177785), (1147, 175460), (1415, 142228), (1922, 104710), (2294, 87730), (2830, 71114), (3844, 52355), (4588, 43865), (4805, 41884), (5660, 35557), (5735, 35092), (8773, 22940), (9610, 20942), (10471, 19220), (11470, 17546)]