77727664

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 181067776

約数和(自身を除く): 103340112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 61, 62, 112, 122, 124, 217, 244, 248, 367, 427, 434, 488, 496, 734, 854, 868, 976, 1468, 1708, 1736, 1891, 2569, 2936, 3416, 3472, 3782, 5138, 5872, 6832, 7564, 10276, 11377, 13237, 15128, 20552, 22387, 22754, 26474, 30256, 41104, 44774, 45508, 52948, 79639, 89548, 91016, 105896, 156709, 159278, 179096, 182032, 211792, 313418, 318556, 358192, 626836, 637112, 693997, 1253672, 1274224, 1387994, 2507344, 2775988, 4857979, 5551976, 9715958, 11103952, 19431916, 38863832, 77727664]

約数ペア:

[(1, 77727664), (2, 38863832), (4, 19431916), (7, 11103952), (8, 9715958), (14, 5551976), (16, 4857979), (28, 2775988), (31, 2507344), (56, 1387994), (61, 1274224), (62, 1253672), (112, 693997), (122, 637112), (124, 626836), (217, 358192), (244, 318556), (248, 313418), (367, 211792), (427, 182032), (434, 179096), (488, 159278), (496, 156709), (734, 105896), (854, 91016), (868, 89548), (976, 79639), (1468, 52948), (1708, 45508), (1736, 44774), (1891, 41104), (2569, 30256), (2936, 26474), (3416, 22754), (3472, 22387), (3782, 20552), (5138, 15128), (5872, 13237), (6832, 11377), (7564, 10276)]