8104070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 17599680

約数和(自身を除く): 9495610

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 193, 221, 247, 323, 386, 442, 494, 646, 965, 1105, 1235, 1615, 1930, 2210, 2470, 2509, 3230, 3281, 3667, 4199, 5018, 6562, 7334, 8398, 12545, 16405, 18335, 20995, 25090, 32810, 36670, 41990, 42653, 47671, 62339, 85306, 95342, 124678, 213265, 238355, 311695, 426530, 476710, 623390, 810407, 1620814, 4052035, 8104070]

約数ペア:

[(1, 8104070), (2, 4052035), (5, 1620814), (10, 810407), (13, 623390), (17, 476710), (19, 426530), (26, 311695), (34, 238355), (38, 213265), (65, 124678), (85, 95342), (95, 85306), (130, 62339), (170, 47671), (190, 42653), (193, 41990), (221, 36670), (247, 32810), (323, 25090), (386, 20995), (442, 18335), (494, 16405), (646, 12545), (965, 8398), (1105, 7334), (1235, 6562), (1615, 5018), (1930, 4199), (2210, 3667), (2470, 3281), (2509, 3230)]