200712975

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 343787520

約数和(自身を除く): 143074545

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 151, 185, 453, 479, 555, 755, 925, 1437, 2265, 2395, 2775, 3775, 5587, 7185, 11325, 11975, 16761, 17723, 27935, 35925, 53169, 72329, 83805, 88615, 139675, 216987, 265845, 361645, 419025, 443075, 1084935, 1329225, 1808225, 2676173, 5424675, 8028519, 13380865, 40142595, 66904325, 200712975]

約数ペア:

[(1, 200712975), (3, 66904325), (5, 40142595), (15, 13380865), (25, 8028519), (37, 5424675), (75, 2676173), (111, 1808225), (151, 1329225), (185, 1084935), (453, 443075), (479, 419025), (555, 361645), (755, 265845), (925, 216987), (1437, 139675), (2265, 88615), (2395, 83805), (2775, 72329), (3775, 53169), (5587, 35925), (7185, 27935), (11325, 17723), (11975, 16761)]