251796375

素因数分解:

$3^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 478348416

約数和(自身を除く): 226552041

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 53, 75, 103, 123, 125, 159, 205, 225, 265, 309, 369, 375, 477, 515, 615, 795, 927, 1025, 1125, 1325, 1545, 1845, 2173, 2385, 2575, 3075, 3975, 4223, 4635, 5125, 5459, 6519, 6625, 7725, 9225, 10865, 11925, 12669, 12875, 15375, 16377, 19557, 19875, 21115, 23175, 27295, 32595, 38007, 38625, 46125, 49131, 54325, 59625, 63345, 81885, 97785, 105575, 115875, 136475, 162975, 190035, 223819, 245655, 271625, 316725, 409425, 488925, 527875, 671457, 682375, 814875, 950175, 1119095, 1228275, 1583625, 2014371, 2047125, 2444625, 3357285, 4750875, 5595475, 6141375, 10071855, 16786425, 27977375, 50359275, 83932125, 251796375]

約数ペア:

[(1, 251796375), (3, 83932125), (5, 50359275), (9, 27977375), (15, 16786425), (25, 10071855), (41, 6141375), (45, 5595475), (53, 4750875), (75, 3357285), (103, 2444625), (123, 2047125), (125, 2014371), (159, 1583625), (205, 1228275), (225, 1119095), (265, 950175), (309, 814875), (369, 682375), (375, 671457), (477, 527875), (515, 488925), (615, 409425), (795, 316725), (927, 271625), (1025, 245655), (1125, 223819), (1325, 190035), (1545, 162975), (1845, 136475), (2173, 115875), (2385, 105575), (2575, 97785), (3075, 81885), (3975, 63345), (4223, 59625), (4635, 54325), (5125, 49131), (5459, 46125), (6519, 38625), (6625, 38007), (7725, 32595), (9225, 27295), (10865, 23175), (11925, 21115), (12669, 19875), (12875, 19557), (15375, 16377)]