68942900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 162557304

約数和(自身を除く): 93614404

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 181, 260, 293, 325, 362, 586, 650, 724, 905, 1172, 1300, 1465, 1810, 2353, 2930, 3620, 3809, 4525, 4706, 5860, 7325, 7618, 9050, 9412, 11765, 14650, 15236, 18100, 19045, 23530, 29300, 38090, 47060, 53033, 58825, 76180, 95225, 106066, 117650, 190450, 212132, 235300, 265165, 380900, 530330, 689429, 1060660, 1325825, 1378858, 2651650, 2757716, 3447145, 5303300, 6894290, 13788580, 17235725, 34471450, 68942900]

約数ペア:

[(1, 68942900), (2, 34471450), (4, 17235725), (5, 13788580), (10, 6894290), (13, 5303300), (20, 3447145), (25, 2757716), (26, 2651650), (50, 1378858), (52, 1325825), (65, 1060660), (100, 689429), (130, 530330), (181, 380900), (260, 265165), (293, 235300), (325, 212132), (362, 190450), (586, 117650), (650, 106066), (724, 95225), (905, 76180), (1172, 58825), (1300, 53033), (1465, 47060), (1810, 38090), (2353, 29300), (2930, 23530), (3620, 19045), (3809, 18100), (4525, 15236), (4706, 14650), (5860, 11765), (7325, 9412), (7618, 9050)]