40261525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 53762184

約数和(自身を除く): 13500659

約数列:

[1, 5, 17, 25, 61, 85, 305, 425, 1037, 1525, 1553, 5185, 7765, 25925, 26401, 38825, 94733, 132005, 473665, 660025, 1610461, 2368325, 8052305, 40261525]

約数ペア:

[(1, 40261525), (5, 8052305), (17, 2368325), (25, 1610461), (61, 660025), (85, 473665), (305, 132005), (425, 94733), (1037, 38825), (1525, 26401), (1553, 25925), (5185, 7765)]