80925831

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 147225600

約数和(自身を除く): 66299769

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 89, 119, 153, 189, 267, 283, 357, 459, 623, 801, 849, 1071, 1513, 1869, 1981, 2403, 2547, 3213, 4539, 4811, 5607, 5943, 7641, 10591, 13617, 14433, 16821, 17829, 25187, 31773, 33677, 40851, 43299, 53487, 75561, 95319, 101031, 129897, 176309, 226683, 285957, 303093, 428179, 528927, 680049, 909279, 1284537, 1586781, 2997253, 3853611, 4760343, 8991759, 11560833, 26975277, 80925831]

約数ペア:

[(1, 80925831), (3, 26975277), (7, 11560833), (9, 8991759), (17, 4760343), (21, 3853611), (27, 2997253), (51, 1586781), (63, 1284537), (89, 909279), (119, 680049), (153, 528927), (189, 428179), (267, 303093), (283, 285957), (357, 226683), (459, 176309), (623, 129897), (801, 101031), (849, 95319), (1071, 75561), (1513, 53487), (1869, 43299), (1981, 40851), (2403, 33677), (2547, 31773), (3213, 25187), (4539, 17829), (4811, 16821), (5607, 14433), (5943, 13617), (7641, 10591)]