39787725

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 68963840

約数和(自身を除く): 29176115

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 109, 155, 157, 327, 465, 471, 545, 775, 785, 1635, 2325, 2355, 2725, 3379, 3925, 4867, 8175, 10137, 11775, 14601, 16895, 17113, 24335, 50685, 51339, 73005, 84475, 85565, 121675, 253425, 256695, 365025, 427825, 530503, 1283475, 1591509, 2652515, 7957545, 13262575, 39787725]

約数ペア:

[(1, 39787725), (3, 13262575), (5, 7957545), (15, 2652515), (25, 1591509), (31, 1283475), (75, 530503), (93, 427825), (109, 365025), (155, 256695), (157, 253425), (327, 121675), (465, 85565), (471, 84475), (545, 73005), (775, 51339), (785, 50685), (1635, 24335), (2325, 17113), (2355, 16895), (2725, 14601), (3379, 11775), (3925, 10137), (4867, 8175)]