67664505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 121927680

約数和(自身を除く): 54263175

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 83, 85, 115, 139, 249, 255, 345, 391, 415, 417, 695, 1173, 1245, 1411, 1909, 1955, 2085, 2363, 3197, 4233, 5727, 5865, 7055, 7089, 9545, 9591, 11537, 11815, 15985, 21165, 28635, 32453, 34611, 35445, 47955, 54349, 57685, 97359, 162265, 163047, 173055, 196129, 265351, 271745, 486795, 588387, 796053, 815235, 980645, 1326755, 2941935, 3980265, 4510967, 13532901, 22554835, 67664505]

約数ペア:

[(1, 67664505), (3, 22554835), (5, 13532901), (15, 4510967), (17, 3980265), (23, 2941935), (51, 1326755), (69, 980645), (83, 815235), (85, 796053), (115, 588387), (139, 486795), (249, 271745), (255, 265351), (345, 196129), (391, 173055), (415, 163047), (417, 162265), (695, 97359), (1173, 57685), (1245, 54349), (1411, 47955), (1909, 35445), (1955, 34611), (2085, 32453), (2363, 28635), (3197, 21165), (4233, 15985), (5727, 11815), (5865, 11537), (7055, 9591), (7089, 9545)]