77721495

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 135770112

約数和(自身を除く): 58048617

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 361, 463, 465, 589, 1083, 1389, 1767, 1805, 2315, 2945, 5415, 6945, 8797, 8835, 11191, 14353, 26391, 33573, 43059, 43985, 55955, 71765, 131955, 167143, 167865, 215295, 272707, 501429, 818121, 835715, 1363535, 2507145, 4090605, 5181433, 15544299, 25907165, 77721495]

約数ペア:

[(1, 77721495), (3, 25907165), (5, 15544299), (15, 5181433), (19, 4090605), (31, 2507145), (57, 1363535), (93, 835715), (95, 818121), (155, 501429), (285, 272707), (361, 215295), (463, 167865), (465, 167143), (589, 131955), (1083, 71765), (1389, 55955), (1767, 43985), (1805, 43059), (2315, 33573), (2945, 26391), (5415, 14353), (6945, 11191), (8797, 8835)]