90811245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 179011584

約数和(自身を除く): 88200339

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 69, 93, 105, 115, 155, 161, 217, 345, 465, 483, 651, 713, 805, 1085, 1213, 2139, 2415, 3255, 3565, 3639, 4991, 6065, 8491, 10695, 14973, 18195, 24955, 25473, 27899, 37603, 42455, 74865, 83697, 112809, 127365, 139495, 188015, 195293, 263221, 418485, 564045, 585879, 789663, 864869, 976465, 1316105, 2594607, 2929395, 3948315, 4324345, 6054083, 12973035, 18162249, 30270415, 90811245]

約数ペア:

[(1, 90811245), (3, 30270415), (5, 18162249), (7, 12973035), (15, 6054083), (21, 4324345), (23, 3948315), (31, 2929395), (35, 2594607), (69, 1316105), (93, 976465), (105, 864869), (115, 789663), (155, 585879), (161, 564045), (217, 418485), (345, 263221), (465, 195293), (483, 188015), (651, 139495), (713, 127365), (805, 112809), (1085, 83697), (1213, 74865), (2139, 42455), (2415, 37603), (3255, 27899), (3565, 25473), (3639, 24955), (4991, 18195), (6065, 14973), (8491, 10695)]