129384775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 189987840

約数和(自身を除く): 60603065

約数列:

[1, 5, 13, 19, 23, 25, 65, 95, 115, 247, 299, 325, 437, 475, 575, 911, 1235, 1495, 2185, 4555, 5681, 6175, 7475, 10925, 11843, 17309, 20953, 22775, 28405, 59215, 86545, 104765, 142025, 225017, 272389, 296075, 398107, 432725, 523825, 1125085, 1361945, 1990535, 5175391, 5625425, 6809725, 9952675, 25876955, 129384775]

約数ペア:

[(1, 129384775), (5, 25876955), (13, 9952675), (19, 6809725), (23, 5625425), (25, 5175391), (65, 1990535), (95, 1361945), (115, 1125085), (247, 523825), (299, 432725), (325, 398107), (437, 296075), (475, 272389), (575, 225017), (911, 142025), (1235, 104765), (1495, 86545), (2185, 59215), (4555, 28405), (5681, 22775), (6175, 20953), (7475, 17309), (10925, 11843)]