251169075

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1433}}^1$

素因数の和:1509

約数の個数: 72

約数和(自身を含む): 485437680

約数和(自身を除く): 234268605

約数列:

[1, 3, 5, 9, 15, 19, 25, 41, 45, 57, 75, 95, 123, 171, 205, 225, 285, 369, 475, 615, 779, 855, 1025, 1425, 1433, 1845, 2337, 3075, 3895, 4275, 4299, 7011, 7165, 9225, 11685, 12897, 19475, 21495, 27227, 35055, 35825, 58425, 58753, 64485, 81681, 107475, 136135, 175275, 176259, 245043, 293765, 322425, 408405, 528777, 680675, 881295, 1116307, 1225215, 1468825, 2042025, 2643885, 3348921, 4406475, 5581535, 6126075, 10046763, 13219425, 16744605, 27907675, 50233815, 83723025, 251169075]

約数ペア:

[(1, 251169075), (3, 83723025), (5, 50233815), (9, 27907675), (15, 16744605), (19, 13219425), (25, 10046763), (41, 6126075), (45, 5581535), (57, 4406475), (75, 3348921), (95, 2643885), (123, 2042025), (171, 1468825), (205, 1225215), (225, 1116307), (285, 881295), (369, 680675), (475, 528777), (615, 408405), (779, 322425), (855, 293765), (1025, 245043), (1425, 176259), (1433, 175275), (1845, 136135), (2337, 107475), (3075, 81681), (3895, 64485), (4275, 58753), (4299, 58425), (7011, 35825), (7165, 35055), (9225, 27227), (11685, 21495), (12897, 19475)]