80625720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1811}}^1$

素因数の和:1885

約数の個数: 128

約数和(自身を含む): 281802240

約数和(自身を除く): 201176520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1811, 1855, 2120, 2226, 2968, 3180, 3622, 3710, 4452, 5433, 5565, 6360, 7244, 7420, 8904, 9055, 10866, 11130, 12677, 14488, 14840, 18110, 21732, 22260, 25354, 27165, 36220, 38031, 43464, 44520, 50708, 54330, 63385, 72440, 76062, 95983, 101416, 108660, 126770, 152124, 190155, 191966, 217320, 253540, 287949, 304248, 380310, 383932, 479915, 507080, 575898, 671881, 760620, 767864, 959830, 1151796, 1343762, 1439745, 1521240, 1919660, 2015643, 2303592, 2687524, 2879490, 3359405, 3839320, 4031286, 5375048, 5758980, 6718810, 8062572, 10078215, 11517960, 13437620, 16125144, 20156430, 26875240, 40312860, 80625720]

約数ペア:

[(1, 80625720), (2, 40312860), (3, 26875240), (4, 20156430), (5, 16125144), (6, 13437620), (7, 11517960), (8, 10078215), (10, 8062572), (12, 6718810), (14, 5758980), (15, 5375048), (20, 4031286), (21, 3839320), (24, 3359405), (28, 2879490), (30, 2687524), (35, 2303592), (40, 2015643), (42, 1919660), (53, 1521240), (56, 1439745), (60, 1343762), (70, 1151796), (84, 959830), (105, 767864), (106, 760620), (120, 671881), (140, 575898), (159, 507080), (168, 479915), (210, 383932), (212, 380310), (265, 304248), (280, 287949), (318, 253540), (371, 217320), (420, 191966), (424, 190155), (530, 152124), (636, 126770), (742, 108660), (795, 101416), (840, 95983), (1060, 76062), (1113, 72440), (1272, 63385), (1484, 54330), (1590, 50708), (1811, 44520), (1855, 43464), (2120, 38031), (2226, 36220), (2968, 27165), (3180, 25354), (3622, 22260), (3710, 21732), (4452, 18110), (5433, 14840), (5565, 14488), (6360, 12677), (7244, 11130), (7420, 10866), (8904, 9055)]