722391475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 1013310144

約数和(自身を除く): 290918669

約数列:

[1, 5, 13, 23, 25, 65, 115, 241, 299, 325, 401, 575, 1205, 1495, 2005, 3133, 5213, 5543, 6025, 7475, 9223, 10025, 15665, 26065, 27715, 46115, 72059, 78325, 96641, 119899, 130325, 138575, 230575, 360295, 483205, 599495, 1256333, 1801475, 2222743, 2416025, 2997475, 6281665, 11113715, 28895659, 31408325, 55568575, 144478295, 722391475]

約数ペア:

[(1, 722391475), (5, 144478295), (13, 55568575), (23, 31408325), (25, 28895659), (65, 11113715), (115, 6281665), (241, 2997475), (299, 2416025), (325, 2222743), (401, 1801475), (575, 1256333), (1205, 599495), (1495, 483205), (2005, 360295), (3133, 230575), (5213, 138575), (5543, 130325), (6025, 119899), (7475, 96641), (9223, 78325), (10025, 72059), (15665, 46115), (26065, 27715)]