31320328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4937}}^1$

素因数の和:5017

約数の個数: 32

約数和(自身を含む): 64292760

約数和(自身を除く): 32972432

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 4937, 6344, 9874, 19748, 39496, 64181, 128362, 256724, 301157, 513448, 602314, 1204628, 2409256, 3915041, 7830082, 15660164, 31320328]

約数ペア:

[(1, 31320328), (2, 15660164), (4, 7830082), (8, 3915041), (13, 2409256), (26, 1204628), (52, 602314), (61, 513448), (104, 301157), (122, 256724), (244, 128362), (488, 64181), (793, 39496), (1586, 19748), (3172, 9874), (4937, 6344)]