84800420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13127}}^1$

素因数の和:13172

約数の個数: 48

約数和(自身を含む): 198495360

約数和(自身を除く): 113694940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 13127, 26254, 52508, 65635, 131270, 223159, 249413, 262540, 446318, 498826, 892636, 997652, 1115795, 1247065, 2231590, 2494130, 4240021, 4463180, 4988260, 8480042, 16960084, 21200105, 42400210, 84800420]

約数ペア:

[(1, 84800420), (2, 42400210), (4, 21200105), (5, 16960084), (10, 8480042), (17, 4988260), (19, 4463180), (20, 4240021), (34, 2494130), (38, 2231590), (68, 1247065), (76, 1115795), (85, 997652), (95, 892636), (170, 498826), (190, 446318), (323, 262540), (340, 249413), (380, 223159), (646, 131270), (1292, 65635), (1615, 52508), (3230, 26254), (6460, 13127)]