155739025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2111}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 208986624

約数和(自身を除く): 53247599

約数列:

[1, 5, 13, 25, 65, 227, 325, 1135, 2111, 2951, 5675, 10555, 14755, 27443, 52775, 73775, 137215, 479197, 686075, 2395985, 6229561, 11979925, 31147805, 155739025]

約数ペア:

[(1, 155739025), (5, 31147805), (13, 11979925), (25, 6229561), (65, 2395985), (227, 686075), (325, 479197), (1135, 137215), (2111, 73775), (2951, 52775), (5675, 27443), (10555, 14755)]