12959950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 25980480

約数和(自身を除く): 13020530

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 79, 85, 158, 170, 193, 386, 395, 425, 790, 850, 965, 1343, 1930, 1975, 2686, 3281, 3950, 4825, 6562, 6715, 9650, 13430, 15247, 16405, 30494, 32810, 33575, 67150, 76235, 82025, 152470, 164050, 259199, 381175, 518398, 762350, 1295995, 2591990, 6479975, 12959950]

約数ペア:

[(1, 12959950), (2, 6479975), (5, 2591990), (10, 1295995), (17, 762350), (25, 518398), (34, 381175), (50, 259199), (79, 164050), (85, 152470), (158, 82025), (170, 76235), (193, 67150), (386, 33575), (395, 32810), (425, 30494), (790, 16405), (850, 15247), (965, 13430), (1343, 9650), (1930, 6715), (1975, 6562), (2686, 4825), (3281, 3950)]