80150840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 128

約数和(自身を含む): 229547520

約数和(自身を除く): 149396680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 88, 106, 110, 140, 154, 212, 220, 265, 280, 308, 371, 385, 424, 440, 491, 530, 583, 616, 742, 770, 982, 1060, 1166, 1484, 1540, 1855, 1964, 2120, 2332, 2455, 2915, 2968, 3080, 3437, 3710, 3928, 4081, 4664, 4910, 5401, 5830, 6874, 7420, 8162, 9820, 10802, 11660, 13748, 14840, 16324, 17185, 19640, 20405, 21604, 23320, 26023, 27005, 27496, 32648, 34370, 37807, 40810, 43208, 52046, 54010, 68740, 75614, 81620, 104092, 108020, 130115, 137480, 151228, 163240, 182161, 189035, 208184, 216040, 260230, 286253, 302456, 364322, 378070, 520460, 572506, 728644, 756140, 910805, 1040920, 1145012, 1431265, 1457288, 1512280, 1821610, 2003771, 2290024, 2862530, 3643220, 4007542, 5725060, 7286440, 8015084, 10018855, 11450120, 16030168, 20037710, 40075420, 80150840]

約数ペア:

[(1, 80150840), (2, 40075420), (4, 20037710), (5, 16030168), (7, 11450120), (8, 10018855), (10, 8015084), (11, 7286440), (14, 5725060), (20, 4007542), (22, 3643220), (28, 2862530), (35, 2290024), (40, 2003771), (44, 1821610), (53, 1512280), (55, 1457288), (56, 1431265), (70, 1145012), (77, 1040920), (88, 910805), (106, 756140), (110, 728644), (140, 572506), (154, 520460), (212, 378070), (220, 364322), (265, 302456), (280, 286253), (308, 260230), (371, 216040), (385, 208184), (424, 189035), (440, 182161), (491, 163240), (530, 151228), (583, 137480), (616, 130115), (742, 108020), (770, 104092), (982, 81620), (1060, 75614), (1166, 68740), (1484, 54010), (1540, 52046), (1855, 43208), (1964, 40810), (2120, 37807), (2332, 34370), (2455, 32648), (2915, 27496), (2968, 27005), (3080, 26023), (3437, 23320), (3710, 21604), (3928, 20405), (4081, 19640), (4664, 17185), (4910, 16324), (5401, 14840), (5830, 13748), (6874, 11660), (7420, 10802), (8162, 9820)]