257544110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{10273}}^1$

素因数の和:10412

約数の個数: 32

約数和(自身を含む): 488220480

約数和(自身を除く): 230676370

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 1090, 2507, 5014, 10273, 12535, 20546, 25070, 51365, 102730, 236279, 472558, 1119757, 1181395, 2239514, 2362790, 5598785, 11197570, 25754411, 51508822, 128772055, 257544110]

約数ペア:

[(1, 257544110), (2, 128772055), (5, 51508822), (10, 25754411), (23, 11197570), (46, 5598785), (109, 2362790), (115, 2239514), (218, 1181395), (230, 1119757), (545, 472558), (1090, 236279), (2507, 102730), (5014, 51365), (10273, 25070), (12535, 20546)]