201023725

素因数分解:

$5^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 309465684

約数和(自身を除く): 108441959

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 197, 245, 343, 425, 595, 833, 985, 1225, 1379, 1715, 2401, 2975, 3349, 4165, 4925, 5831, 6895, 8575, 9653, 12005, 16745, 20825, 23443, 29155, 34475, 40817, 48265, 60025, 67571, 83725, 117215, 145775, 164101, 204085, 241325, 337855, 472997, 586075, 820505, 1020425, 1148707, 1689275, 2364985, 4102525, 5743535, 8040949, 11824925, 28717675, 40204745, 201023725]

約数ペア:

[(1, 201023725), (5, 40204745), (7, 28717675), (17, 11824925), (25, 8040949), (35, 5743535), (49, 4102525), (85, 2364985), (119, 1689275), (175, 1148707), (197, 1020425), (245, 820505), (343, 586075), (425, 472997), (595, 337855), (833, 241325), (985, 204085), (1225, 164101), (1379, 145775), (1715, 117215), (2401, 83725), (2975, 67571), (3349, 60025), (4165, 48265), (4925, 40817), (5831, 34475), (6895, 29155), (8575, 23443), (9653, 20825), (12005, 16745)]