2019778075

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{2399}}^1$

素因数の和:2716

約数の個数: 48

約数和(自身を含む): 3042662400

約数和(自身を除く): 1022884325

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 283, 425, 595, 1415, 1981, 2399, 2975, 4811, 7075, 9905, 11995, 16793, 24055, 33677, 40783, 49525, 59975, 83965, 120275, 168385, 203915, 285481, 419825, 678917, 841925, 1019575, 1427405, 3394585, 4752419, 7137025, 11541589, 16972925, 23762095, 57707945, 80791123, 118810475, 288539725, 403955615, 2019778075]

約数ペア:

[(1, 2019778075), (5, 403955615), (7, 288539725), (17, 118810475), (25, 80791123), (35, 57707945), (85, 23762095), (119, 16972925), (175, 11541589), (283, 7137025), (425, 4752419), (595, 3394585), (1415, 1427405), (1981, 1019575), (2399, 841925), (2975, 678917), (4811, 419825), (7075, 285481), (9905, 203915), (11995, 168385), (16793, 120275), (24055, 83965), (33677, 59975), (40783, 49525)]