25261125

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 45287424

約数和(自身を除く): 20026299

約数列:

[1, 3, 5, 15, 25, 31, 41, 53, 75, 93, 123, 125, 155, 159, 205, 265, 375, 465, 615, 775, 795, 1025, 1271, 1325, 1643, 2173, 2325, 3075, 3813, 3875, 3975, 4929, 5125, 6355, 6519, 6625, 8215, 10865, 11625, 15375, 19065, 19875, 24645, 31775, 32595, 41075, 54325, 67363, 95325, 123225, 158875, 162975, 202089, 205375, 271625, 336815, 476625, 616125, 814875, 1010445, 1684075, 5052225, 8420375, 25261125]

約数ペア:

[(1, 25261125), (3, 8420375), (5, 5052225), (15, 1684075), (25, 1010445), (31, 814875), (41, 616125), (53, 476625), (75, 336815), (93, 271625), (123, 205375), (125, 202089), (155, 162975), (159, 158875), (205, 123225), (265, 95325), (375, 67363), (465, 54325), (615, 41075), (775, 32595), (795, 31775), (1025, 24645), (1271, 19875), (1325, 19065), (1643, 15375), (2173, 11625), (2325, 10865), (3075, 8215), (3813, 6625), (3875, 6519), (3975, 6355), (4929, 5125)]