64677250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 136805760

約数和(自身を除く): 72128510

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 125, 145, 250, 275, 290, 319, 550, 638, 725, 811, 1375, 1450, 1595, 1622, 2750, 3190, 3625, 4055, 7250, 7975, 8110, 8921, 15950, 17842, 20275, 23519, 39875, 40550, 44605, 47038, 79750, 89210, 101375, 117595, 202750, 223025, 235190, 258709, 446050, 517418, 587975, 1115125, 1175950, 1293545, 2230250, 2587090, 2939875, 5879750, 6467725, 12935450, 32338625, 64677250]

約数ペア:

[(1, 64677250), (2, 32338625), (5, 12935450), (10, 6467725), (11, 5879750), (22, 2939875), (25, 2587090), (29, 2230250), (50, 1293545), (55, 1175950), (58, 1115125), (110, 587975), (125, 517418), (145, 446050), (250, 258709), (275, 235190), (290, 223025), (319, 202750), (550, 117595), (638, 101375), (725, 89210), (811, 79750), (1375, 47038), (1450, 44605), (1595, 40550), (1622, 39875), (2750, 23519), (3190, 20275), (3625, 17842), (4055, 15950), (7250, 8921), (7975, 8110)]