201495815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1627}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 270065664

約数和(自身を除く): 68569849

約数列:

[1, 5, 17, 31, 47, 85, 155, 235, 527, 799, 1457, 1627, 2635, 3995, 7285, 8135, 24769, 27659, 50437, 76469, 123845, 138295, 252185, 382345, 857429, 1299973, 2370539, 4287145, 6499865, 11852695, 40299163, 201495815]

約数ペア:

[(1, 201495815), (5, 40299163), (17, 11852695), (31, 6499865), (47, 4287145), (85, 2370539), (155, 1299973), (235, 857429), (527, 382345), (799, 252185), (1457, 138295), (1627, 123845), (2635, 76469), (3995, 50437), (7285, 27659), (8135, 24769)]