72090915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 130056192

約数和(自身を除く): 57965277

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 71, 123, 127, 195, 205, 213, 355, 381, 533, 615, 635, 923, 1065, 1599, 1651, 1905, 2665, 2769, 2911, 4615, 4953, 5207, 7995, 8255, 8733, 9017, 13845, 14555, 15621, 24765, 26035, 27051, 37843, 43665, 45085, 67691, 78105, 113529, 117221, 135255, 189215, 203073, 338455, 351663, 369697, 567645, 586105, 1015365, 1109091, 1758315, 1848485, 4806061, 5545455, 14418183, 24030305, 72090915]

約数ペア:

[(1, 72090915), (3, 24030305), (5, 14418183), (13, 5545455), (15, 4806061), (39, 1848485), (41, 1758315), (65, 1109091), (71, 1015365), (123, 586105), (127, 567645), (195, 369697), (205, 351663), (213, 338455), (355, 203073), (381, 189215), (533, 135255), (615, 117221), (635, 113529), (923, 78105), (1065, 67691), (1599, 45085), (1651, 43665), (1905, 37843), (2665, 27051), (2769, 26035), (2911, 24765), (4615, 15621), (4953, 14555), (5207, 13845), (7995, 9017), (8255, 8733)]