68345368

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 158760000

約数和(自身を除く): 90414632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 269, 349, 364, 538, 698, 728, 1076, 1396, 1883, 2152, 2443, 2792, 3497, 3766, 4537, 4886, 6994, 7532, 9074, 9772, 13988, 15064, 18148, 19544, 24479, 27976, 31759, 36296, 48958, 63518, 93881, 97916, 127036, 187762, 195832, 254072, 375524, 657167, 751048, 1220453, 1314334, 2440906, 2628668, 4881812, 5257336, 8543171, 9763624, 17086342, 34172684, 68345368]

約数ペア:

[(1, 68345368), (2, 34172684), (4, 17086342), (7, 9763624), (8, 8543171), (13, 5257336), (14, 4881812), (26, 2628668), (28, 2440906), (52, 1314334), (56, 1220453), (91, 751048), (104, 657167), (182, 375524), (269, 254072), (349, 195832), (364, 187762), (538, 127036), (698, 97916), (728, 93881), (1076, 63518), (1396, 48958), (1883, 36296), (2152, 31759), (2443, 27976), (2792, 24479), (3497, 19544), (3766, 18148), (4537, 15064), (4886, 13988), (6994, 9772), (7532, 9074)]