102996140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4451}}^1$

素因数の和:4562

約数の個数: 48

約数和(自身を含む): 235599840

約数和(自身を除く): 132603700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4451, 4628, 5785, 8902, 11570, 17804, 22255, 23140, 44510, 57863, 89020, 115726, 231452, 289315, 396139, 578630, 792278, 1157260, 1584556, 1980695, 3961390, 5149807, 7922780, 10299614, 20599228, 25749035, 51498070, 102996140]

約数ペア:

[(1, 102996140), (2, 51498070), (4, 25749035), (5, 20599228), (10, 10299614), (13, 7922780), (20, 5149807), (26, 3961390), (52, 1980695), (65, 1584556), (89, 1157260), (130, 792278), (178, 578630), (260, 396139), (356, 289315), (445, 231452), (890, 115726), (1157, 89020), (1780, 57863), (2314, 44510), (4451, 23140), (4628, 22255), (5785, 17804), (8902, 11570)]