76980100

素因数分解:

$2^2\times 5^2\times {\mathrm{263}}^1\times {\mathrm{2927}}^1$

素因数の和:3204

約数の個数: 36

約数和(自身を含む): 167739264

約数和(自身を除く): 90759164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 263, 526, 1052, 1315, 2630, 2927, 5260, 5854, 6575, 11708, 13150, 14635, 26300, 29270, 58540, 73175, 146350, 292700, 769801, 1539602, 3079204, 3849005, 7698010, 15396020, 19245025, 38490050, 76980100]

約数ペア:

[(1, 76980100), (2, 38490050), (4, 19245025), (5, 15396020), (10, 7698010), (20, 3849005), (25, 3079204), (50, 1539602), (100, 769801), (263, 292700), (526, 146350), (1052, 73175), (1315, 58540), (2630, 29270), (2927, 26300), (5260, 14635), (5854, 13150), (6575, 11708)]