88494980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1237}}^1$

素因数の和:1333

約数の個数: 72

約数和(自身を含む): 219319128

約数和(自身を除く): 130824148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1237, 1460, 2044, 2474, 2555, 3577, 4948, 5110, 6185, 7154, 8659, 10220, 12370, 14308, 17318, 17885, 24740, 34636, 35770, 43295, 60613, 71540, 86590, 90301, 121226, 173180, 180602, 242452, 303065, 361204, 451505, 606130, 632107, 903010, 1212260, 1264214, 1806020, 2528428, 3160535, 4424749, 6321070, 8849498, 12642140, 17698996, 22123745, 44247490, 88494980]

約数ペア:

[(1, 88494980), (2, 44247490), (4, 22123745), (5, 17698996), (7, 12642140), (10, 8849498), (14, 6321070), (20, 4424749), (28, 3160535), (35, 2528428), (49, 1806020), (70, 1264214), (73, 1212260), (98, 903010), (140, 632107), (146, 606130), (196, 451505), (245, 361204), (292, 303065), (365, 242452), (490, 180602), (511, 173180), (730, 121226), (980, 90301), (1022, 86590), (1237, 71540), (1460, 60613), (2044, 43295), (2474, 35770), (2555, 34636), (3577, 24740), (4948, 17885), (5110, 17318), (6185, 14308), (7154, 12370), (8659, 10220)]