72995440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{130349}}^1$

素因数の和:130369

約数の個数: 40

約数和(自身を含む): 193960800

約数和(自身を除く): 120965360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 130349, 260698, 521396, 651745, 912443, 1042792, 1303490, 1824886, 2085584, 2606980, 3649772, 4562215, 5213960, 7299544, 9124430, 10427920, 14599088, 18248860, 36497720, 72995440]

約数ペア:

[(1, 72995440), (2, 36497720), (4, 18248860), (5, 14599088), (7, 10427920), (8, 9124430), (10, 7299544), (14, 5213960), (16, 4562215), (20, 3649772), (28, 2606980), (35, 2085584), (40, 1824886), (56, 1303490), (70, 1042792), (80, 912443), (112, 651745), (140, 521396), (280, 260698), (560, 130349)]