61220175

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 106326528

約数和(自身を除く): 45106353

約数列:

[1, 3, 5, 15, 25, 41, 43, 75, 123, 129, 205, 215, 463, 615, 645, 1025, 1075, 1389, 1763, 2315, 3075, 3225, 5289, 6945, 8815, 11575, 18983, 19909, 26445, 34725, 44075, 56949, 59727, 94915, 99545, 132225, 284745, 298635, 474575, 497725, 816269, 1423725, 1493175, 2448807, 4081345, 12244035, 20406725, 61220175]

約数ペア:

[(1, 61220175), (3, 20406725), (5, 12244035), (15, 4081345), (25, 2448807), (41, 1493175), (43, 1423725), (75, 816269), (123, 497725), (129, 474575), (205, 298635), (215, 284745), (463, 132225), (615, 99545), (645, 94915), (1025, 59727), (1075, 56949), (1389, 44075), (1763, 34725), (2315, 26445), (3075, 19909), (3225, 18983), (5289, 11575), (6945, 8815)]