55499080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 156441600

約数和(自身を除く): 100942520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 91, 104, 130, 140, 158, 182, 193, 260, 280, 316, 364, 386, 395, 455, 520, 553, 632, 728, 772, 790, 910, 965, 1027, 1106, 1351, 1544, 1580, 1820, 1930, 2054, 2212, 2509, 2702, 2765, 3160, 3640, 3860, 4108, 4424, 5018, 5135, 5404, 5530, 6755, 7189, 7720, 8216, 10036, 10270, 10808, 11060, 12545, 13510, 14378, 15247, 17563, 20072, 20540, 22120, 25090, 27020, 28756, 30494, 35126, 35945, 41080, 50180, 54040, 57512, 60988, 70252, 71890, 76235, 87815, 100360, 106729, 121976, 140504, 143780, 152470, 175630, 198211, 213458, 287560, 304940, 351260, 396422, 426916, 533645, 609880, 702520, 792844, 853832, 991055, 1067290, 1387477, 1585688, 1982110, 2134580, 2774954, 3964220, 4269160, 5549908, 6937385, 7928440, 11099816, 13874770, 27749540, 55499080]

約数ペア:

[(1, 55499080), (2, 27749540), (4, 13874770), (5, 11099816), (7, 7928440), (8, 6937385), (10, 5549908), (13, 4269160), (14, 3964220), (20, 2774954), (26, 2134580), (28, 1982110), (35, 1585688), (40, 1387477), (52, 1067290), (56, 991055), (65, 853832), (70, 792844), (79, 702520), (91, 609880), (104, 533645), (130, 426916), (140, 396422), (158, 351260), (182, 304940), (193, 287560), (260, 213458), (280, 198211), (316, 175630), (364, 152470), (386, 143780), (395, 140504), (455, 121976), (520, 106729), (553, 100360), (632, 87815), (728, 76235), (772, 71890), (790, 70252), (910, 60988), (965, 57512), (1027, 54040), (1106, 50180), (1351, 41080), (1544, 35945), (1580, 35126), (1820, 30494), (1930, 28756), (2054, 27020), (2212, 25090), (2509, 22120), (2702, 20540), (2765, 20072), (3160, 17563), (3640, 15247), (3860, 14378), (4108, 13510), (4424, 12545), (5018, 11060), (5135, 10808), (5404, 10270), (5530, 10036), (6755, 8216), (7189, 7720)]