7853450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 16204320

約数和(自身を除く): 8350870

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 131, 218, 262, 275, 545, 550, 655, 1090, 1199, 1310, 1441, 2398, 2725, 2882, 3275, 5450, 5995, 6550, 7205, 11990, 14279, 14410, 28558, 29975, 36025, 59950, 71395, 72050, 142790, 157069, 314138, 356975, 713950, 785345, 1570690, 3926725, 7853450]

約数ペア:

[(1, 7853450), (2, 3926725), (5, 1570690), (10, 785345), (11, 713950), (22, 356975), (25, 314138), (50, 157069), (55, 142790), (109, 72050), (110, 71395), (131, 59950), (218, 36025), (262, 29975), (275, 28558), (545, 14410), (550, 14279), (655, 11990), (1090, 7205), (1199, 6550), (1310, 5995), (1441, 5450), (2398, 3275), (2725, 2882)]