201663475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:904

約数の個数: 36

約数和(自身を含む): 275707800

約数和(自身を除く): 74044325

約数列:

[1, 5, 13, 25, 59, 65, 169, 295, 325, 767, 809, 845, 1475, 3835, 4045, 4225, 9971, 10517, 19175, 20225, 47731, 49855, 52585, 136721, 238655, 249275, 262925, 620503, 683605, 1193275, 3102515, 3418025, 8066539, 15512575, 40332695, 201663475]

約数ペア:

[(1, 201663475), (5, 40332695), (13, 15512575), (25, 8066539), (59, 3418025), (65, 3102515), (169, 1193275), (295, 683605), (325, 620503), (767, 262925), (809, 249275), (845, 238655), (1475, 136721), (3835, 52585), (4045, 49855), (4225, 47731), (9971, 20225), (10517, 19175)]