156700985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1181}}^1$

素因数の和:1433

約数の個数: 32

約数和(自身を含む): 228759552

約数和(自身を除く): 72058567

約数列:

[1, 5, 7, 17, 35, 85, 119, 223, 595, 1115, 1181, 1561, 3791, 5905, 7805, 8267, 18955, 20077, 26537, 41335, 100385, 132685, 140539, 263363, 702695, 1316815, 1843541, 4477171, 9217705, 22385855, 31340197, 156700985]

約数ペア:

[(1, 156700985), (5, 31340197), (7, 22385855), (17, 9217705), (35, 4477171), (85, 1843541), (119, 1316815), (223, 702695), (595, 263363), (1115, 140539), (1181, 132685), (1561, 100385), (3791, 41335), (5905, 26537), (7805, 20077), (8267, 18955)]