74990180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 161965440

約数和(自身を除く): 86975260

約数列:

[1, 2, 4, 5, 10, 20, 59, 103, 118, 206, 236, 295, 412, 515, 590, 617, 1030, 1180, 1234, 2060, 2468, 3085, 6077, 6170, 12154, 12340, 24308, 30385, 36403, 60770, 63551, 72806, 121540, 127102, 145612, 182015, 254204, 317755, 364030, 635510, 728060, 1271020, 3749509, 7499018, 14998036, 18747545, 37495090, 74990180]

約数ペア:

[(1, 74990180), (2, 37495090), (4, 18747545), (5, 14998036), (10, 7499018), (20, 3749509), (59, 1271020), (103, 728060), (118, 635510), (206, 364030), (236, 317755), (295, 254204), (412, 182015), (515, 145612), (590, 127102), (617, 121540), (1030, 72806), (1180, 63551), (1234, 60770), (2060, 36403), (2468, 30385), (3085, 24308), (6077, 12340), (6170, 12154)]