1320222800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{827}}^1$

素因数の和:1165

約数の個数: 120

約数和(自身を含む): 3431092896

約数和(自身を除く): 2110870096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 307, 325, 400, 520, 614, 650, 827, 1040, 1228, 1300, 1535, 1654, 2456, 2600, 3070, 3308, 3991, 4135, 4912, 5200, 6140, 6616, 7675, 7982, 8270, 10751, 12280, 13232, 15350, 15964, 16540, 19955, 20675, 21502, 24560, 30700, 31928, 33080, 39910, 41350, 43004, 53755, 61400, 63856, 66160, 79820, 82700, 86008, 99775, 107510, 122800, 159640, 165400, 172016, 199550, 215020, 253889, 268775, 319280, 330800, 399100, 430040, 507778, 537550, 798200, 860080, 1015556, 1075100, 1269445, 1596400, 2031112, 2150200, 2538890, 3300557, 4062224, 4300400, 5077780, 6347225, 6601114, 10155560, 12694450, 13202228, 16502785, 20311120, 25388900, 26404456, 33005570, 50777800, 52808912, 66011140, 82513925, 101555600, 132022280, 165027850, 264044560, 330055700, 660111400, 1320222800]

約数ペア:

[(1, 1320222800), (2, 660111400), (4, 330055700), (5, 264044560), (8, 165027850), (10, 132022280), (13, 101555600), (16, 82513925), (20, 66011140), (25, 52808912), (26, 50777800), (40, 33005570), (50, 26404456), (52, 25388900), (65, 20311120), (80, 16502785), (100, 13202228), (104, 12694450), (130, 10155560), (200, 6601114), (208, 6347225), (260, 5077780), (307, 4300400), (325, 4062224), (400, 3300557), (520, 2538890), (614, 2150200), (650, 2031112), (827, 1596400), (1040, 1269445), (1228, 1075100), (1300, 1015556), (1535, 860080), (1654, 798200), (2456, 537550), (2600, 507778), (3070, 430040), (3308, 399100), (3991, 330800), (4135, 319280), (4912, 268775), (5200, 253889), (6140, 215020), (6616, 199550), (7675, 172016), (7982, 165400), (8270, 159640), (10751, 122800), (12280, 107510), (13232, 99775), (15350, 86008), (15964, 82700), (16540, 79820), (19955, 66160), (20675, 63856), (21502, 61400), (24560, 53755), (30700, 43004), (31928, 41350), (33080, 39910)]