80023968

素因数分解:

$2^5\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2154

約数の個数: 72

約数和(自身を含む): 229320000

約数和(自身を除く): 149296032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 139, 144, 278, 288, 417, 556, 834, 1112, 1251, 1668, 1999, 2224, 2502, 3336, 3998, 4448, 5004, 5997, 6672, 7996, 10008, 11994, 13344, 15992, 17991, 20016, 23988, 31984, 35982, 40032, 47976, 63968, 71964, 95952, 143928, 191904, 277861, 287856, 555722, 575712, 833583, 1111444, 1667166, 2222888, 2500749, 3334332, 4445776, 5001498, 6668664, 8891552, 10002996, 13337328, 20005992, 26674656, 40011984, 80023968]

約数ペア:

[(1, 80023968), (2, 40011984), (3, 26674656), (4, 20005992), (6, 13337328), (8, 10002996), (9, 8891552), (12, 6668664), (16, 5001498), (18, 4445776), (24, 3334332), (32, 2500749), (36, 2222888), (48, 1667166), (72, 1111444), (96, 833583), (139, 575712), (144, 555722), (278, 287856), (288, 277861), (417, 191904), (556, 143928), (834, 95952), (1112, 71964), (1251, 63968), (1668, 47976), (1999, 40032), (2224, 35982), (2502, 31984), (3336, 23988), (3998, 20016), (4448, 17991), (5004, 15992), (5997, 13344), (6672, 11994), (7996, 10008)]