66773200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12841}}^1$

素因数の和:12872

約数の個数: 60

約数和(自身を含む): 172776268

約数和(自身を除く): 106003068

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 12841, 25682, 51364, 64205, 102728, 128410, 166933, 205456, 256820, 321025, 333866, 513640, 642050, 667732, 834665, 1027280, 1284100, 1335464, 1669330, 2568200, 2670928, 3338660, 4173325, 5136400, 6677320, 8346650, 13354640, 16693300, 33386600, 66773200]

約数ペア:

[(1, 66773200), (2, 33386600), (4, 16693300), (5, 13354640), (8, 8346650), (10, 6677320), (13, 5136400), (16, 4173325), (20, 3338660), (25, 2670928), (26, 2568200), (40, 1669330), (50, 1335464), (52, 1284100), (65, 1027280), (80, 834665), (100, 667732), (104, 642050), (130, 513640), (200, 333866), (208, 321025), (260, 256820), (325, 205456), (400, 166933), (520, 128410), (650, 102728), (1040, 64205), (1300, 51364), (2600, 25682), (5200, 12841)]