45320154920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{111659}}^1$

素因数の和:111882

約数の個数: 64

約数和(自身を含む): 104111784000

約数和(自身を除く): 58791629080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 139, 146, 278, 292, 365, 556, 584, 695, 730, 1112, 1390, 1460, 2780, 2920, 5560, 10147, 20294, 40588, 50735, 81176, 101470, 111659, 202940, 223318, 405880, 446636, 558295, 893272, 1116590, 2233180, 4466360, 8151107, 15520601, 16302214, 31041202, 32604428, 40755535, 62082404, 65208856, 77603005, 81511070, 124164808, 155206010, 163022140, 310412020, 326044280, 620824040, 1133003873, 2266007746, 4532015492, 5665019365, 9064030984, 11330038730, 22660077460, 45320154920]

約数ペア:

[(1, 45320154920), (2, 22660077460), (4, 11330038730), (5, 9064030984), (8, 5665019365), (10, 4532015492), (20, 2266007746), (40, 1133003873), (73, 620824040), (139, 326044280), (146, 310412020), (278, 163022140), (292, 155206010), (365, 124164808), (556, 81511070), (584, 77603005), (695, 65208856), (730, 62082404), (1112, 40755535), (1390, 32604428), (1460, 31041202), (2780, 16302214), (2920, 15520601), (5560, 8151107), (10147, 4466360), (20294, 2233180), (40588, 1116590), (50735, 893272), (81176, 558295), (101470, 446636), (111659, 405880), (202940, 223318)]