81521190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5557}}^1$

素因数の和:5733

約数の個数: 48

約数和(自身を含む): 213293808

約数和(自身を除く): 131772618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1467, 1630, 2445, 2934, 4890, 5557, 7335, 11114, 14670, 16671, 27785, 33342, 50013, 55570, 83355, 100026, 166710, 250065, 500130, 905791, 1811582, 2717373, 4528955, 5434746, 8152119, 9057910, 13586865, 16304238, 27173730, 40760595, 81521190]

約数ペア:

[(1, 81521190), (2, 40760595), (3, 27173730), (5, 16304238), (6, 13586865), (9, 9057910), (10, 8152119), (15, 5434746), (18, 4528955), (30, 2717373), (45, 1811582), (90, 905791), (163, 500130), (326, 250065), (489, 166710), (815, 100026), (978, 83355), (1467, 55570), (1630, 50013), (2445, 33342), (2934, 27785), (4890, 16671), (5557, 14670), (7335, 11114)]