90013490

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 80

約数和(自身を含む): 198445248

約数和(自身を除く): 108431758

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 163, 230, 245, 322, 326, 343, 490, 686, 805, 815, 1127, 1141, 1610, 1630, 1715, 2254, 2282, 2401, 3430, 3749, 4802, 5635, 5705, 7498, 7889, 7987, 11270, 11410, 12005, 15778, 15974, 18745, 24010, 26243, 37490, 39445, 39935, 52486, 55223, 55909, 78890, 79870, 110446, 111818, 131215, 183701, 262430, 276115, 279545, 367402, 391363, 552230, 559090, 782726, 918505, 1285907, 1837010, 1956815, 2571814, 3913630, 6429535, 9001349, 12859070, 18002698, 45006745, 90013490]

約数ペア:

[(1, 90013490), (2, 45006745), (5, 18002698), (7, 12859070), (10, 9001349), (14, 6429535), (23, 3913630), (35, 2571814), (46, 1956815), (49, 1837010), (70, 1285907), (98, 918505), (115, 782726), (161, 559090), (163, 552230), (230, 391363), (245, 367402), (322, 279545), (326, 276115), (343, 262430), (490, 183701), (686, 131215), (805, 111818), (815, 110446), (1127, 79870), (1141, 78890), (1610, 55909), (1630, 55223), (1715, 52486), (2254, 39935), (2282, 39445), (2401, 37490), (3430, 26243), (3749, 24010), (4802, 18745), (5635, 15974), (5705, 15778), (7498, 12005), (7889, 11410), (7987, 11270)]