25550250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 73681920

約数和(自身を除く): 48131670

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 25, 30, 33, 38, 50, 55, 57, 66, 75, 95, 110, 114, 125, 150, 163, 165, 190, 209, 250, 275, 285, 326, 330, 375, 418, 475, 489, 550, 570, 627, 750, 815, 825, 950, 978, 1045, 1254, 1375, 1425, 1630, 1650, 1793, 2090, 2375, 2445, 2750, 2850, 3097, 3135, 3586, 4075, 4125, 4750, 4890, 5225, 5379, 6194, 6270, 7125, 8150, 8250, 8965, 9291, 10450, 10758, 12225, 14250, 15485, 15675, 17930, 18582, 20375, 24450, 26125, 26895, 30970, 31350, 34067, 40750, 44825, 46455, 52250, 53790, 61125, 68134, 77425, 78375, 89650, 92910, 102201, 122250, 134475, 154850, 156750, 170335, 204402, 224125, 232275, 268950, 340670, 387125, 448250, 464550, 511005, 672375, 774250, 851675, 1022010, 1161375, 1344750, 1703350, 2322750, 2555025, 4258375, 5110050, 8516750, 12775125, 25550250]

約数ペア:

[(1, 25550250), (2, 12775125), (3, 8516750), (5, 5110050), (6, 4258375), (10, 2555025), (11, 2322750), (15, 1703350), (19, 1344750), (22, 1161375), (25, 1022010), (30, 851675), (33, 774250), (38, 672375), (50, 511005), (55, 464550), (57, 448250), (66, 387125), (75, 340670), (95, 268950), (110, 232275), (114, 224125), (125, 204402), (150, 170335), (163, 156750), (165, 154850), (190, 134475), (209, 122250), (250, 102201), (275, 92910), (285, 89650), (326, 78375), (330, 77425), (375, 68134), (418, 61125), (475, 53790), (489, 52250), (550, 46455), (570, 44825), (627, 40750), (750, 34067), (815, 31350), (825, 30970), (950, 26895), (978, 26125), (1045, 24450), (1254, 20375), (1375, 18582), (1425, 17930), (1630, 15675), (1650, 15485), (1793, 14250), (2090, 12225), (2375, 10758), (2445, 10450), (2750, 9291), (2850, 8965), (3097, 8250), (3135, 8150), (3586, 7125), (4075, 6270), (4125, 6194), (4750, 5379), (4890, 5225)]