78894620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33149}}^1$

素因数の和:33182

約数の個数: 48

約数和(自身を含む): 200491200

約数和(自身を除く): 121596580

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 33149, 66298, 132596, 165745, 232043, 331490, 464086, 563533, 662980, 928172, 1127066, 1160215, 2254132, 2320430, 2817665, 3944731, 4640860, 5635330, 7889462, 11270660, 15778924, 19723655, 39447310, 78894620]

約数ペア:

[(1, 78894620), (2, 39447310), (4, 19723655), (5, 15778924), (7, 11270660), (10, 7889462), (14, 5635330), (17, 4640860), (20, 3944731), (28, 2817665), (34, 2320430), (35, 2254132), (68, 1160215), (70, 1127066), (85, 928172), (119, 662980), (140, 563533), (170, 464086), (238, 331490), (340, 232043), (476, 165745), (595, 132596), (1190, 66298), (2380, 33149)]