78991430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 177686784

約数和(自身を除く): 98695354

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 43, 46, 49, 70, 86, 98, 115, 161, 163, 215, 230, 245, 301, 322, 326, 430, 490, 602, 805, 815, 989, 1127, 1141, 1505, 1610, 1630, 1978, 2107, 2254, 2282, 3010, 3749, 4214, 4945, 5635, 5705, 6923, 7009, 7498, 7987, 9890, 10535, 11270, 11410, 13846, 14018, 15974, 18745, 21070, 26243, 34615, 35045, 37490, 39935, 48461, 49063, 52486, 69230, 70090, 79870, 96922, 98126, 131215, 161207, 183701, 242305, 245315, 262430, 322414, 343441, 367402, 484610, 490630, 686882, 806035, 918505, 1128449, 1612070, 1717205, 1837010, 2256898, 3434410, 5642245, 7899143, 11284490, 15798286, 39495715, 78991430]

約数ペア:

[(1, 78991430), (2, 39495715), (5, 15798286), (7, 11284490), (10, 7899143), (14, 5642245), (23, 3434410), (35, 2256898), (43, 1837010), (46, 1717205), (49, 1612070), (70, 1128449), (86, 918505), (98, 806035), (115, 686882), (161, 490630), (163, 484610), (215, 367402), (230, 343441), (245, 322414), (301, 262430), (322, 245315), (326, 242305), (430, 183701), (490, 161207), (602, 131215), (805, 98126), (815, 96922), (989, 79870), (1127, 70090), (1141, 69230), (1505, 52486), (1610, 49063), (1630, 48461), (1978, 39935), (2107, 37490), (2254, 35045), (2282, 34615), (3010, 26243), (3749, 21070), (4214, 18745), (4945, 15974), (5635, 14018), (5705, 13846), (6923, 11410), (7009, 11270), (7498, 10535), (7987, 9890)]