67116400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12907}}^1$

素因数の和:12938

約数の個数: 60

約数和(自身を含む): 173664232

約数和(自身を除く): 106547832

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, 12907, 25814, 51628, 64535, 103256, 129070, 167791, 206512, 258140, 322675, 335582, 516280, 645350, 671164, 838955, 1032560, 1290700, 1342328, 1677910, 2581400, 2684656, 3355820, 4194775, 5162800, 6711640, 8389550, 13423280, 16779100, 33558200, 67116400]

約数ペア:

[(1, 67116400), (2, 33558200), (4, 16779100), (5, 13423280), (8, 8389550), (10, 6711640), (13, 5162800), (16, 4194775), (20, 3355820), (25, 2684656), (26, 2581400), (40, 1677910), (50, 1342328), (52, 1290700), (65, 1032560), (80, 838955), (100, 671164), (104, 645350), (130, 516280), (200, 335582), (208, 322675), (260, 258140), (325, 206512), (400, 167791), (520, 129070), (650, 103256), (1040, 64535), (1300, 51628), (2600, 25814), (5200, 12907)]