85423905

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2039}}^1$

素因数の和:2083

約数の個数: 72

約数和(自身を含む): 181396800

約数和(自身を除く): 95972895

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 399, 441, 665, 735, 855, 931, 1197, 1995, 2039, 2205, 2793, 4655, 5985, 6117, 8379, 10195, 13965, 14273, 18351, 30585, 38741, 41895, 42819, 71365, 91755, 99911, 116223, 128457, 193705, 214095, 271187, 299733, 348669, 499555, 581115, 642285, 813561, 899199, 1355935, 1498665, 1743345, 1898309, 2440683, 4067805, 4495995, 5694927, 9491545, 12203415, 17084781, 28474635, 85423905]

約数ペア:

[(1, 85423905), (3, 28474635), (5, 17084781), (7, 12203415), (9, 9491545), (15, 5694927), (19, 4495995), (21, 4067805), (35, 2440683), (45, 1898309), (49, 1743345), (57, 1498665), (63, 1355935), (95, 899199), (105, 813561), (133, 642285), (147, 581115), (171, 499555), (245, 348669), (285, 299733), (315, 271187), (399, 214095), (441, 193705), (665, 128457), (735, 116223), (855, 99911), (931, 91755), (1197, 71365), (1995, 42819), (2039, 41895), (2205, 38741), (2793, 30585), (4655, 18351), (5985, 14273), (6117, 13965), (8379, 10195)]