538504505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 829992960

約数和(自身を除く): 291488455

約数列:

[1, 5, 7, 11, 35, 55, 59, 77, 151, 157, 295, 385, 413, 649, 755, 785, 1057, 1099, 1661, 1727, 2065, 3245, 4543, 5285, 5495, 8305, 8635, 8909, 9263, 11627, 12089, 22715, 23707, 44545, 46315, 58135, 60445, 62363, 64841, 97999, 101893, 118535, 165949, 260777, 311815, 324205, 489995, 509465, 685993, 713251, 829745, 1303885, 1398713, 1825439, 3429965, 3566255, 6993565, 9127195, 9790991, 15385843, 48954955, 76929215, 107700901, 538504505]

約数ペア:

[(1, 538504505), (5, 107700901), (7, 76929215), (11, 48954955), (35, 15385843), (55, 9790991), (59, 9127195), (77, 6993565), (151, 3566255), (157, 3429965), (295, 1825439), (385, 1398713), (413, 1303885), (649, 829745), (755, 713251), (785, 685993), (1057, 509465), (1099, 489995), (1661, 324205), (1727, 311815), (2065, 260777), (3245, 165949), (4543, 118535), (5285, 101893), (5495, 97999), (8305, 64841), (8635, 62363), (8909, 60445), (9263, 58135), (11627, 46315), (12089, 44545), (22715, 23707)]