38815725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 70870464

約数和(自身を除く): 32054739

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 195, 205, 325, 533, 615, 971, 975, 1025, 1599, 2665, 2913, 3075, 4855, 7995, 12623, 13325, 14565, 24275, 37869, 39811, 39975, 63115, 72825, 119433, 189345, 199055, 315575, 517543, 597165, 946725, 995275, 1552629, 2587715, 2985825, 7763145, 12938575, 38815725]

約数ペア:

[(1, 38815725), (3, 12938575), (5, 7763145), (13, 2985825), (15, 2587715), (25, 1552629), (39, 995275), (41, 946725), (65, 597165), (75, 517543), (123, 315575), (195, 199055), (205, 189345), (325, 119433), (533, 72825), (615, 63115), (971, 39975), (975, 39811), (1025, 37869), (1599, 24275), (2665, 14565), (2913, 13325), (3075, 12623), (4855, 7995)]