81242490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3251}}^1$

素因数の和:3292

約数の個数: 96

約数和(自身を含む): 240231744

約数和(自身を除く): 158989254

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 170, 210, 238, 245, 255, 294, 357, 490, 510, 595, 714, 735, 833, 1190, 1470, 1666, 1785, 2499, 3251, 3570, 4165, 4998, 6502, 8330, 9753, 12495, 16255, 19506, 22757, 24990, 32510, 45514, 48765, 55267, 68271, 97530, 110534, 113785, 136542, 159299, 165801, 227570, 276335, 318598, 331602, 341355, 386869, 477897, 552670, 682710, 773738, 796495, 829005, 955794, 1160607, 1592990, 1658010, 1934345, 2321214, 2389485, 2708083, 3868690, 4778970, 5416166, 5803035, 8124249, 11606070, 13540415, 16248498, 27080830, 40621245, 81242490]

約数ペア:

[(1, 81242490), (2, 40621245), (3, 27080830), (5, 16248498), (6, 13540415), (7, 11606070), (10, 8124249), (14, 5803035), (15, 5416166), (17, 4778970), (21, 3868690), (30, 2708083), (34, 2389485), (35, 2321214), (42, 1934345), (49, 1658010), (51, 1592990), (70, 1160607), (85, 955794), (98, 829005), (102, 796495), (105, 773738), (119, 682710), (147, 552670), (170, 477897), (210, 386869), (238, 341355), (245, 331602), (255, 318598), (294, 276335), (357, 227570), (490, 165801), (510, 159299), (595, 136542), (714, 113785), (735, 110534), (833, 97530), (1190, 68271), (1470, 55267), (1666, 48765), (1785, 45514), (2499, 32510), (3251, 24990), (3570, 22757), (4165, 19506), (4998, 16255), (6502, 12495), (8330, 9753)]