2100031505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{10163}}^1$

素因数の和:10226

約数の個数: 48

約数和(自身を含む): 3145310784

約数和(自身を除く): 1045279279

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 289, 715, 935, 1105, 1445, 2431, 3179, 3757, 10163, 12155, 15895, 18785, 41327, 50815, 111793, 132119, 172771, 206635, 558965, 660595, 863855, 1453309, 1900481, 2246023, 2937107, 7266545, 9502405, 11230115, 14685535, 24706253, 32308177, 38182391, 123531265, 161540885, 190911955, 420006301, 2100031505]

約数ペア:

[(1, 2100031505), (5, 420006301), (11, 190911955), (13, 161540885), (17, 123531265), (55, 38182391), (65, 32308177), (85, 24706253), (143, 14685535), (187, 11230115), (221, 9502405), (289, 7266545), (715, 2937107), (935, 2246023), (1105, 1900481), (1445, 1453309), (2431, 863855), (3179, 660595), (3757, 558965), (10163, 206635), (12155, 172771), (15895, 132119), (18785, 111793), (41327, 50815)]