64090725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 111302400

約数和(自身を除く): 47211675

約数列:

[1, 3, 5, 15, 25, 29, 75, 79, 87, 145, 237, 373, 395, 435, 725, 1119, 1185, 1865, 1975, 2175, 2291, 5595, 5925, 6873, 9325, 10817, 11455, 27975, 29467, 32451, 34365, 54085, 57275, 88401, 147335, 162255, 171825, 270425, 442005, 736675, 811275, 854543, 2210025, 2563629, 4272715, 12818145, 21363575, 64090725]

約数ペア:

[(1, 64090725), (3, 21363575), (5, 12818145), (15, 4272715), (25, 2563629), (29, 2210025), (75, 854543), (79, 811275), (87, 736675), (145, 442005), (237, 270425), (373, 171825), (395, 162255), (435, 147335), (725, 88401), (1119, 57275), (1185, 54085), (1865, 34365), (1975, 32451), (2175, 29467), (2291, 27975), (5595, 11455), (5925, 10817), (6873, 9325)]