65398090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 119964240

約数和(自身を除く): 54566150

約数列:

[1, 2, 5, 10, 89, 178, 197, 373, 394, 445, 746, 890, 985, 1865, 1970, 3730, 17533, 33197, 35066, 66394, 73481, 87665, 146962, 165985, 175330, 331970, 367405, 734810, 6539809, 13079618, 32699045, 65398090]

約数ペア:

[(1, 65398090), (2, 32699045), (5, 13079618), (10, 6539809), (89, 734810), (178, 367405), (197, 331970), (373, 175330), (394, 165985), (445, 146962), (746, 87665), (890, 73481), (985, 66394), (1865, 35066), (1970, 33197), (3730, 17533)]