353185820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{15263}}^1$

素因数の和:15374

約数の個数: 48

約数和(自身を含む): 807770880

約数和(自身を除く): 454585060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 15263, 23140, 30526, 61052, 76315, 152630, 198419, 305260, 396838, 793676, 992095, 1358407, 1984190, 2716814, 3968380, 5433628, 6792035, 13584070, 17659291, 27168140, 35318582, 70637164, 88296455, 176592910, 353185820]

約数ペア:

[(1, 353185820), (2, 176592910), (4, 88296455), (5, 70637164), (10, 35318582), (13, 27168140), (20, 17659291), (26, 13584070), (52, 6792035), (65, 5433628), (89, 3968380), (130, 2716814), (178, 1984190), (260, 1358407), (356, 992095), (445, 793676), (890, 396838), (1157, 305260), (1780, 198419), (2314, 152630), (4628, 76315), (5785, 61052), (11570, 30526), (15263, 23140)]