205342875

素因数分解:

$3^2\times 5^3\times {\mathrm{349}}^1\times {\mathrm{523}}^1$

素因数の和:893

約数の個数: 48

約数和(自身を含む): 371935200

約数和(自身を除く): 166592325

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 349, 375, 523, 1047, 1125, 1569, 1745, 2615, 3141, 4707, 5235, 7845, 8725, 13075, 15705, 23535, 26175, 39225, 43625, 65375, 78525, 117675, 130875, 182527, 196125, 392625, 547581, 588375, 912635, 1642743, 2737905, 4563175, 8213715, 13689525, 22815875, 41068575, 68447625, 205342875]

約数ペア:

[(1, 205342875), (3, 68447625), (5, 41068575), (9, 22815875), (15, 13689525), (25, 8213715), (45, 4563175), (75, 2737905), (125, 1642743), (225, 912635), (349, 588375), (375, 547581), (523, 392625), (1047, 196125), (1125, 182527), (1569, 130875), (1745, 117675), (2615, 78525), (3141, 65375), (4707, 43625), (5235, 39225), (7845, 26175), (8725, 23535), (13075, 15705)]