25546480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10301}}^1$

素因数の和:10345

約数の個数: 40

約数和(自身を含む): 61317504

約数和(自身を除く): 35771024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10301, 20602, 41204, 51505, 82408, 103010, 164816, 206020, 319331, 412040, 638662, 824080, 1277324, 1596655, 2554648, 3193310, 5109296, 6386620, 12773240, 25546480]

約数ペア:

[(1, 25546480), (2, 12773240), (4, 6386620), (5, 5109296), (8, 3193310), (10, 2554648), (16, 1596655), (20, 1277324), (31, 824080), (40, 638662), (62, 412040), (80, 319331), (124, 206020), (155, 164816), (248, 103010), (310, 82408), (496, 51505), (620, 41204), (1240, 20602), (2480, 10301)]