864149780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{1013}}^1$

素因数の和:1245

約数の個数: 96

約数和(自身を含む): 2082042144

約数和(自身を除く): 1217892364

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 193, 221, 260, 340, 386, 442, 772, 884, 965, 1013, 1105, 1930, 2026, 2210, 2509, 3281, 3860, 4052, 4420, 5018, 5065, 6562, 10036, 10130, 12545, 13124, 13169, 16405, 17221, 20260, 25090, 26338, 32810, 34442, 42653, 50180, 52676, 65620, 65845, 68884, 85306, 86105, 131690, 170612, 172210, 195509, 213265, 223873, 263380, 344420, 391018, 426530, 447746, 782036, 853060, 895492, 977545, 1119365, 1955090, 2238730, 2541617, 3323653, 3910180, 4477460, 5083234, 6647306, 10166468, 12708085, 13294612, 16618265, 25416170, 33236530, 43207489, 50832340, 66473060, 86414978, 172829956, 216037445, 432074890, 864149780]

約数ペア:

[(1, 864149780), (2, 432074890), (4, 216037445), (5, 172829956), (10, 86414978), (13, 66473060), (17, 50832340), (20, 43207489), (26, 33236530), (34, 25416170), (52, 16618265), (65, 13294612), (68, 12708085), (85, 10166468), (130, 6647306), (170, 5083234), (193, 4477460), (221, 3910180), (260, 3323653), (340, 2541617), (386, 2238730), (442, 1955090), (772, 1119365), (884, 977545), (965, 895492), (1013, 853060), (1105, 782036), (1930, 447746), (2026, 426530), (2210, 391018), (2509, 344420), (3281, 263380), (3860, 223873), (4052, 213265), (4420, 195509), (5018, 172210), (5065, 170612), (6562, 131690), (10036, 86105), (10130, 85306), (12545, 68884), (13124, 65845), (13169, 65620), (16405, 52676), (17221, 50180), (20260, 42653), (25090, 34442), (26338, 32810)]