139454475

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 241338720

約数和(自身を除く): 101884245

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 97, 145, 291, 435, 485, 661, 725, 1455, 1983, 2175, 2425, 2813, 3305, 7275, 8439, 9915, 14065, 16525, 19169, 42195, 49575, 57507, 64117, 70325, 95845, 192351, 210975, 287535, 320585, 479225, 961755, 1437675, 1602925, 1859393, 4808775, 5578179, 9296965, 27890895, 46484825, 139454475]

約数ペア:

[(1, 139454475), (3, 46484825), (5, 27890895), (15, 9296965), (25, 5578179), (29, 4808775), (75, 1859393), (87, 1602925), (97, 1437675), (145, 961755), (291, 479225), (435, 320585), (485, 287535), (661, 210975), (725, 192351), (1455, 95845), (1983, 70325), (2175, 64117), (2425, 57507), (2813, 49575), (3305, 42195), (7275, 19169), (8439, 16525), (9915, 14065)]