738728175

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1459}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 1258590080

約数和(自身を除く): 519861905

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 157, 215, 471, 645, 785, 1075, 1459, 2355, 3225, 3925, 4377, 6751, 7295, 11775, 20253, 21885, 33755, 36475, 62737, 101265, 109425, 168775, 188211, 229063, 313685, 506325, 687189, 941055, 1145315, 1568425, 3435945, 4705275, 5726575, 9849709, 17179725, 29549127, 49248545, 147745635, 246242725, 738728175]

約数ペア:

[(1, 738728175), (3, 246242725), (5, 147745635), (15, 49248545), (25, 29549127), (43, 17179725), (75, 9849709), (129, 5726575), (157, 4705275), (215, 3435945), (471, 1568425), (645, 1145315), (785, 941055), (1075, 687189), (1459, 506325), (2355, 313685), (3225, 229063), (3925, 188211), (4377, 168775), (6751, 109425), (7295, 101265), (11775, 62737), (20253, 36475), (21885, 33755)]