72017120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{64301}}^1$

素因数の和:64323

約数の個数: 48

約数和(自身を含む): 194449248

約数和(自身を除く): 122432128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 64301, 128602, 257204, 321505, 450107, 514408, 643010, 900214, 1028816, 1286020, 1800428, 2057632, 2250535, 2572040, 3600856, 4501070, 5144080, 7201712, 9002140, 10288160, 14403424, 18004280, 36008560, 72017120]

約数ペア:

[(1, 72017120), (2, 36008560), (4, 18004280), (5, 14403424), (7, 10288160), (8, 9002140), (10, 7201712), (14, 5144080), (16, 4501070), (20, 3600856), (28, 2572040), (32, 2250535), (35, 2057632), (40, 1800428), (56, 1286020), (70, 1028816), (80, 900214), (112, 643010), (140, 514408), (160, 450107), (224, 321505), (280, 257204), (560, 128602), (1120, 64301)]