80445288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 253808640

約数和(自身を除く): 173363352

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 101, 132, 154, 168, 202, 231, 264, 303, 308, 404, 431, 462, 606, 616, 707, 808, 862, 924, 1111, 1212, 1293, 1414, 1724, 1848, 2121, 2222, 2424, 2586, 2828, 3017, 3333, 3448, 4242, 4444, 4741, 5172, 5656, 6034, 6666, 7777, 8484, 8888, 9051, 9482, 10344, 12068, 13332, 14223, 15554, 16968, 18102, 18964, 23331, 24136, 26664, 28446, 31108, 33187, 36204, 37928, 43531, 46662, 56892, 62216, 66374, 72408, 87062, 93324, 99561, 113784, 130593, 132748, 174124, 186648, 199122, 261186, 265496, 304717, 348248, 398244, 478841, 522372, 609434, 796488, 914151, 957682, 1044744, 1218868, 1436523, 1828302, 1915364, 2437736, 2873046, 3351887, 3656604, 3830728, 5746092, 6703774, 7313208, 10055661, 11492184, 13407548, 20111322, 26815096, 40222644, 80445288]

約数ペア:

[(1, 80445288), (2, 40222644), (3, 26815096), (4, 20111322), (6, 13407548), (7, 11492184), (8, 10055661), (11, 7313208), (12, 6703774), (14, 5746092), (21, 3830728), (22, 3656604), (24, 3351887), (28, 2873046), (33, 2437736), (42, 1915364), (44, 1828302), (56, 1436523), (66, 1218868), (77, 1044744), (84, 957682), (88, 914151), (101, 796488), (132, 609434), (154, 522372), (168, 478841), (202, 398244), (231, 348248), (264, 304717), (303, 265496), (308, 261186), (404, 199122), (431, 186648), (462, 174124), (606, 132748), (616, 130593), (707, 113784), (808, 99561), (862, 93324), (924, 87062), (1111, 72408), (1212, 66374), (1293, 62216), (1414, 56892), (1724, 46662), (1848, 43531), (2121, 37928), (2222, 36204), (2424, 33187), (2586, 31108), (2828, 28446), (3017, 26664), (3333, 24136), (3448, 23331), (4242, 18964), (4444, 18102), (4741, 16968), (5172, 15554), (5656, 14223), (6034, 13332), (6666, 12068), (7777, 10344), (8484, 9482), (8888, 9051)]