47278125

素因数分解:

$3^2\times 5^5\times {\mathrm{41}}^2$

素因数の和:113

約数の個数: 54

約数和(自身を含む): 87490494

約数和(自身を除く): 40212369

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 125, 205, 225, 369, 375, 615, 625, 1025, 1125, 1681, 1845, 1875, 3075, 3125, 5043, 5125, 5625, 8405, 9225, 9375, 15129, 15375, 25215, 25625, 28125, 42025, 46125, 75645, 76875, 126075, 128125, 210125, 230625, 378225, 384375, 630375, 1050625, 1153125, 1891125, 3151875, 5253125, 9455625, 15759375, 47278125]

約数ペア:

[(1, 47278125), (3, 15759375), (5, 9455625), (9, 5253125), (15, 3151875), (25, 1891125), (41, 1153125), (45, 1050625), (75, 630375), (123, 384375), (125, 378225), (205, 230625), (225, 210125), (369, 128125), (375, 126075), (615, 76875), (625, 75645), (1025, 46125), (1125, 42025), (1681, 28125), (1845, 25625), (1875, 25215), (3075, 15375), (3125, 15129), (5043, 9375), (5125, 9225), (5625, 8405)]