80195450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{1669}}^1$

素因数の和:1743

約数の個数: 36

約数和(自身を含む): 154222830

約数和(自身を除く): 74027380

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 961, 1550, 1669, 1922, 3338, 4805, 8345, 9610, 16690, 24025, 41725, 48050, 51739, 83450, 103478, 258695, 517390, 1293475, 1603909, 2586950, 3207818, 8019545, 16039090, 40097725, 80195450]

約数ペア:

[(1, 80195450), (2, 40097725), (5, 16039090), (10, 8019545), (25, 3207818), (31, 2586950), (50, 1603909), (62, 1293475), (155, 517390), (310, 258695), (775, 103478), (961, 83450), (1550, 51739), (1669, 48050), (1922, 41725), (3338, 24025), (4805, 16690), (8345, 9610)]