90172485

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 172658304

約数和(自身を除く): 82485819

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 71, 117, 167, 169, 195, 213, 355, 501, 507, 585, 639, 835, 845, 923, 1065, 1503, 1521, 2171, 2505, 2535, 2769, 3195, 4615, 6513, 7515, 7605, 8307, 10855, 11857, 11999, 13845, 19539, 28223, 32565, 35571, 35997, 41535, 59285, 59995, 84669, 97695, 106713, 107991, 141115, 154141, 177855, 179985, 254007, 423345, 462423, 533565, 539955, 770705, 1270035, 1387269, 2003833, 2312115, 6011499, 6936345, 10019165, 18034497, 30057495, 90172485]

約数ペア:

[(1, 90172485), (3, 30057495), (5, 18034497), (9, 10019165), (13, 6936345), (15, 6011499), (39, 2312115), (45, 2003833), (65, 1387269), (71, 1270035), (117, 770705), (167, 539955), (169, 533565), (195, 462423), (213, 423345), (355, 254007), (501, 179985), (507, 177855), (585, 154141), (639, 141115), (835, 107991), (845, 106713), (923, 97695), (1065, 84669), (1503, 59995), (1521, 59285), (2171, 41535), (2505, 35997), (2535, 35571), (2769, 32565), (3195, 28223), (4615, 19539), (6513, 13845), (7515, 11999), (7605, 11857), (8307, 10855)]