205231970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{3533}}^1$

素因数の和:3734

約数の個数: 32

約数和(自身を含む): 381926448

約数和(自身を除く): 176694478

約数列:

[1, 2, 5, 10, 37, 74, 157, 185, 314, 370, 785, 1570, 3533, 5809, 7066, 11618, 17665, 29045, 35330, 58090, 130721, 261442, 554681, 653605, 1109362, 1307210, 2773405, 5546810, 20523197, 41046394, 102615985, 205231970]

約数ペア:

[(1, 205231970), (2, 102615985), (5, 41046394), (10, 20523197), (37, 5546810), (74, 2773405), (157, 1307210), (185, 1109362), (314, 653605), (370, 554681), (785, 261442), (1570, 130721), (3533, 58090), (5809, 35330), (7066, 29045), (11618, 17665)]