64832560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 181863360

約数和(自身を除く): 117030800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 170, 190, 193, 208, 221, 247, 260, 272, 304, 323, 340, 380, 386, 442, 494, 520, 646, 680, 760, 772, 884, 965, 988, 1040, 1105, 1235, 1292, 1360, 1520, 1544, 1615, 1768, 1930, 1976, 2210, 2470, 2509, 2584, 3088, 3230, 3281, 3536, 3667, 3860, 3952, 4199, 4420, 4940, 5018, 5168, 6460, 6562, 7334, 7720, 8398, 8840, 9880, 10036, 12545, 12920, 13124, 14668, 15440, 16405, 16796, 17680, 18335, 19760, 20072, 20995, 25090, 25840, 26248, 29336, 32810, 33592, 36670, 40144, 41990, 42653, 47671, 50180, 52496, 58672, 62339, 65620, 67184, 73340, 83980, 85306, 95342, 100360, 124678, 131240, 146680, 167960, 170612, 190684, 200720, 213265, 238355, 249356, 262480, 293360, 311695, 335920, 341224, 381368, 426530, 476710, 498712, 623390, 682448, 762736, 810407, 853060, 953420, 997424, 1246780, 1620814, 1706120, 1906840, 2493560, 3241628, 3412240, 3813680, 4052035, 4987120, 6483256, 8104070, 12966512, 16208140, 32416280, 64832560]

約数ペア:

[(1, 64832560), (2, 32416280), (4, 16208140), (5, 12966512), (8, 8104070), (10, 6483256), (13, 4987120), (16, 4052035), (17, 3813680), (19, 3412240), (20, 3241628), (26, 2493560), (34, 1906840), (38, 1706120), (40, 1620814), (52, 1246780), (65, 997424), (68, 953420), (76, 853060), (80, 810407), (85, 762736), (95, 682448), (104, 623390), (130, 498712), (136, 476710), (152, 426530), (170, 381368), (190, 341224), (193, 335920), (208, 311695), (221, 293360), (247, 262480), (260, 249356), (272, 238355), (304, 213265), (323, 200720), (340, 190684), (380, 170612), (386, 167960), (442, 146680), (494, 131240), (520, 124678), (646, 100360), (680, 95342), (760, 85306), (772, 83980), (884, 73340), (965, 67184), (988, 65620), (1040, 62339), (1105, 58672), (1235, 52496), (1292, 50180), (1360, 47671), (1520, 42653), (1544, 41990), (1615, 40144), (1768, 36670), (1930, 33592), (1976, 32810), (2210, 29336), (2470, 26248), (2509, 25840), (2584, 25090), (3088, 20995), (3230, 20072), (3281, 19760), (3536, 18335), (3667, 17680), (3860, 16796), (3952, 16405), (4199, 15440), (4420, 14668), (4940, 13124), (5018, 12920), (5168, 12545), (6460, 10036), (6562, 9880), (7334, 8840), (7720, 8398)]