2017239125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 2928856320

約数和(自身を除く): 911617195

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 211, 275, 409, 425, 935, 1055, 1375, 2045, 2125, 2321, 3587, 4499, 4675, 5275, 6953, 10225, 11605, 17935, 22495, 23375, 26375, 34765, 39457, 51125, 58025, 76483, 86299, 89675, 112475, 173825, 197285, 290125, 382415, 431495, 448375, 562375, 869125, 949289, 986425, 1467083, 1912075, 2157475, 4746445, 4932125, 7335415, 9560375, 10787375, 16137913, 23732225, 36677075, 80689565, 118661125, 183385375, 403447825, 2017239125]

約数ペア:

[(1, 2017239125), (5, 403447825), (11, 183385375), (17, 118661125), (25, 80689565), (55, 36677075), (85, 23732225), (125, 16137913), (187, 10787375), (211, 9560375), (275, 7335415), (409, 4932125), (425, 4746445), (935, 2157475), (1055, 1912075), (1375, 1467083), (2045, 986425), (2125, 949289), (2321, 869125), (3587, 562375), (4499, 448375), (4675, 431495), (5275, 382415), (6953, 290125), (10225, 197285), (11605, 173825), (17935, 112475), (22495, 89675), (23375, 86299), (26375, 76483), (34765, 58025), (39457, 51125)]