121498780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1663}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 275917824

約数和(自身を除く): 154419044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281, 562, 1124, 1405, 1663, 2810, 3326, 3653, 5620, 6652, 7306, 8315, 14612, 16630, 18265, 21619, 33260, 36530, 43238, 73060, 86476, 108095, 216190, 432380, 467303, 934606, 1869212, 2336515, 4673030, 6074939, 9346060, 12149878, 24299756, 30374695, 60749390, 121498780]

約数ペア:

[(1, 121498780), (2, 60749390), (4, 30374695), (5, 24299756), (10, 12149878), (13, 9346060), (20, 6074939), (26, 4673030), (52, 2336515), (65, 1869212), (130, 934606), (260, 467303), (281, 432380), (562, 216190), (1124, 108095), (1405, 86476), (1663, 73060), (2810, 43238), (3326, 36530), (3653, 33260), (5620, 21619), (6652, 18265), (7306, 16630), (8315, 14612)]