826640890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{5399}}^1$

素因数の和:5718

約数の個数: 32

約数和(自身を含む): 1518652800

約数和(自身を除く): 692011910

約数列:

[1, 2, 5, 10, 61, 122, 251, 305, 502, 610, 1255, 2510, 5399, 10798, 15311, 26995, 30622, 53990, 76555, 153110, 329339, 658678, 1355149, 1646695, 2710298, 3293390, 6775745, 13551490, 82664089, 165328178, 413320445, 826640890]

約数ペア:

[(1, 826640890), (2, 413320445), (5, 165328178), (10, 82664089), (61, 13551490), (122, 6775745), (251, 3293390), (305, 2710298), (502, 1646695), (610, 1355149), (1255, 658678), (2510, 329339), (5399, 153110), (10798, 76555), (15311, 53990), (26995, 30622)]