64920856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 128

約数和(自身を含む): 167247360

約数和(自身を除く): 102326504

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 67, 77, 88, 91, 104, 121, 134, 143, 154, 182, 242, 268, 286, 308, 364, 469, 484, 536, 572, 616, 728, 737, 847, 871, 938, 968, 1001, 1144, 1331, 1474, 1573, 1694, 1742, 1876, 2002, 2662, 2948, 3146, 3388, 3484, 3752, 4004, 5159, 5324, 5896, 6097, 6292, 6776, 6968, 8008, 8107, 9317, 9581, 10318, 10648, 11011, 12194, 12584, 16214, 17303, 18634, 19162, 20636, 22022, 24388, 32428, 34606, 37268, 38324, 41272, 44044, 48776, 56749, 64856, 67067, 69212, 74536, 76648, 88088, 89177, 105391, 113498, 121121, 134134, 138424, 178354, 210782, 226996, 242242, 268268, 356708, 421564, 453992, 484484, 536536, 624239, 713416, 737737, 843128, 968968, 1159301, 1248478, 1475474, 2318602, 2496956, 2950948, 4637204, 4993912, 5901896, 8115107, 9274408, 16230214, 32460428, 64920856]

約数ペア:

[(1, 64920856), (2, 32460428), (4, 16230214), (7, 9274408), (8, 8115107), (11, 5901896), (13, 4993912), (14, 4637204), (22, 2950948), (26, 2496956), (28, 2318602), (44, 1475474), (52, 1248478), (56, 1159301), (67, 968968), (77, 843128), (88, 737737), (91, 713416), (104, 624239), (121, 536536), (134, 484484), (143, 453992), (154, 421564), (182, 356708), (242, 268268), (268, 242242), (286, 226996), (308, 210782), (364, 178354), (469, 138424), (484, 134134), (536, 121121), (572, 113498), (616, 105391), (728, 89177), (737, 88088), (847, 76648), (871, 74536), (938, 69212), (968, 67067), (1001, 64856), (1144, 56749), (1331, 48776), (1474, 44044), (1573, 41272), (1694, 38324), (1742, 37268), (1876, 34606), (2002, 32428), (2662, 24388), (2948, 22022), (3146, 20636), (3388, 19162), (3484, 18634), (3752, 17303), (4004, 16214), (5159, 12584), (5324, 12194), (5896, 11011), (6097, 10648), (6292, 10318), (6776, 9581), (6968, 9317), (8008, 8107)]