1261763425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{1049}}^1\times {\mathrm{3701}}^1$

素因数の和:4773

約数の個数: 24

約数和(自身を含む): 1687001400

約数和(自身を除く): 425237975

約数列:

[1, 5, 13, 25, 65, 325, 1049, 3701, 5245, 13637, 18505, 26225, 48113, 68185, 92525, 240565, 340925, 1202825, 3882349, 19411745, 50470537, 97058725, 252352685, 1261763425]

約数ペア:

[(1, 1261763425), (5, 252352685), (13, 97058725), (25, 50470537), (65, 19411745), (325, 3882349), (1049, 1202825), (3701, 340925), (5245, 240565), (13637, 92525), (18505, 68185), (26225, 48113)]