88578140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7109}}^1$

素因数の和:7214

約数の個数: 48

約数和(自身を含む): 215006400

約数和(自身を除く): 126428260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 7109, 12460, 14218, 28436, 35545, 49763, 71090, 99526, 142180, 199052, 248815, 497630, 632701, 995260, 1265402, 2530804, 3163505, 4428907, 6327010, 8857814, 12654020, 17715628, 22144535, 44289070, 88578140]

約数ペア:

[(1, 88578140), (2, 44289070), (4, 22144535), (5, 17715628), (7, 12654020), (10, 8857814), (14, 6327010), (20, 4428907), (28, 3163505), (35, 2530804), (70, 1265402), (89, 995260), (140, 632701), (178, 497630), (356, 248815), (445, 199052), (623, 142180), (890, 99526), (1246, 71090), (1780, 49763), (2492, 35545), (3115, 28436), (6230, 14218), (7109, 12460)]