201529125

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 420396288

約数和(自身を除く): 218867163

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 157, 163, 175, 225, 315, 375, 471, 489, 525, 785, 815, 875, 1099, 1125, 1141, 1413, 1467, 1575, 2355, 2445, 2625, 3297, 3423, 3925, 4075, 5495, 5705, 7065, 7335, 7875, 9891, 10269, 11775, 12225, 16485, 17115, 19625, 20375, 25591, 27475, 28525, 35325, 36675, 49455, 51345, 58875, 61125, 76773, 82425, 85575, 127955, 137375, 142625, 176625, 179137, 183375, 230319, 247275, 256725, 383865, 412125, 427875, 537411, 639775, 895685, 1151595, 1236375, 1283625, 1612233, 1919325, 2687055, 3198875, 4478425, 5757975, 8061165, 9596625, 13435275, 22392125, 28789875, 40305825, 67176375, 201529125]

約数ペア:

[(1, 201529125), (3, 67176375), (5, 40305825), (7, 28789875), (9, 22392125), (15, 13435275), (21, 9596625), (25, 8061165), (35, 5757975), (45, 4478425), (63, 3198875), (75, 2687055), (105, 1919325), (125, 1612233), (157, 1283625), (163, 1236375), (175, 1151595), (225, 895685), (315, 639775), (375, 537411), (471, 427875), (489, 412125), (525, 383865), (785, 256725), (815, 247275), (875, 230319), (1099, 183375), (1125, 179137), (1141, 176625), (1413, 142625), (1467, 137375), (1575, 127955), (2355, 85575), (2445, 82425), (2625, 76773), (3297, 61125), (3423, 58875), (3925, 51345), (4075, 49455), (5495, 36675), (5705, 35325), (7065, 28525), (7335, 27475), (7875, 25591), (9891, 20375), (10269, 19625), (11775, 17115), (12225, 16485)]