89903968

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 231662592

約数和(自身を除く): 141758624

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 107, 112, 121, 124, 154, 176, 214, 217, 224, 242, 248, 308, 341, 352, 428, 434, 484, 496, 616, 682, 749, 847, 856, 868, 968, 992, 1177, 1232, 1364, 1498, 1694, 1712, 1736, 1936, 2354, 2387, 2464, 2728, 2996, 3317, 3388, 3424, 3472, 3751, 3872, 4708, 4774, 5456, 5992, 6634, 6776, 6944, 7502, 8239, 9416, 9548, 10912, 11984, 12947, 13268, 13552, 15004, 16478, 18832, 19096, 23219, 23968, 25894, 26257, 26536, 27104, 30008, 32956, 36487, 37664, 38192, 46438, 51788, 52514, 53072, 60016, 65912, 72974, 76384, 90629, 92876, 103576, 105028, 106144, 120032, 131824, 145948, 181258, 185752, 207152, 210056, 255409, 263648, 291896, 362516, 371504, 401357, 414304, 420112, 510818, 583792, 725032, 743008, 802714, 840224, 1021636, 1167584, 1450064, 1605428, 2043272, 2809499, 2900128, 3210856, 4086544, 5618998, 6421712, 8173088, 11237996, 12843424, 22475992, 44951984, 89903968]

約数ペア:

[(1, 89903968), (2, 44951984), (4, 22475992), (7, 12843424), (8, 11237996), (11, 8173088), (14, 6421712), (16, 5618998), (22, 4086544), (28, 3210856), (31, 2900128), (32, 2809499), (44, 2043272), (56, 1605428), (62, 1450064), (77, 1167584), (88, 1021636), (107, 840224), (112, 802714), (121, 743008), (124, 725032), (154, 583792), (176, 510818), (214, 420112), (217, 414304), (224, 401357), (242, 371504), (248, 362516), (308, 291896), (341, 263648), (352, 255409), (428, 210056), (434, 207152), (484, 185752), (496, 181258), (616, 145948), (682, 131824), (749, 120032), (847, 106144), (856, 105028), (868, 103576), (968, 92876), (992, 90629), (1177, 76384), (1232, 72974), (1364, 65912), (1498, 60016), (1694, 53072), (1712, 52514), (1736, 51788), (1936, 46438), (2354, 38192), (2387, 37664), (2464, 36487), (2728, 32956), (2996, 30008), (3317, 27104), (3388, 26536), (3424, 26257), (3472, 25894), (3751, 23968), (3872, 23219), (4708, 19096), (4774, 18832), (5456, 16478), (5992, 15004), (6634, 13552), (6776, 13268), (6944, 12947), (7502, 11984), (8239, 10912), (9416, 9548)]