61312725

素因数分解:

$3^2\times 5^2\times {\mathrm{379}}^1\times {\mathrm{719}}^1$

素因数の和:1114

約数の個数: 36

約数和(自身を含む): 110260800

約数和(自身を除く): 48948075

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 379, 719, 1137, 1895, 2157, 3411, 3595, 5685, 6471, 9475, 10785, 17055, 17975, 28425, 32355, 53925, 85275, 161775, 272501, 817503, 1362505, 2452509, 4087515, 6812525, 12262545, 20437575, 61312725]

約数ペア:

[(1, 61312725), (3, 20437575), (5, 12262545), (9, 6812525), (15, 4087515), (25, 2452509), (45, 1362505), (75, 817503), (225, 272501), (379, 161775), (719, 85275), (1137, 53925), (1895, 32355), (2157, 28425), (3411, 17975), (3595, 17055), (5685, 10785), (6471, 9475)]