66242800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12739}}^1$

素因数の和:12770

約数の個数: 60

約数和(自身を含む): 171403960

約数和(自身を除く): 105161160

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, 12739, 25478, 50956, 63695, 101912, 127390, 165607, 203824, 254780, 318475, 331214, 509560, 636950, 662428, 828035, 1019120, 1273900, 1324856, 1656070, 2547800, 2649712, 3312140, 4140175, 5095600, 6624280, 8280350, 13248560, 16560700, 33121400, 66242800]

約数ペア:

[(1, 66242800), (2, 33121400), (4, 16560700), (5, 13248560), (8, 8280350), (10, 6624280), (13, 5095600), (16, 4140175), (20, 3312140), (25, 2649712), (26, 2547800), (40, 1656070), (50, 1324856), (52, 1273900), (65, 1019120), (80, 828035), (100, 662428), (104, 636950), (130, 509560), (200, 331214), (208, 318475), (260, 254780), (325, 203824), (400, 165607), (520, 127390), (650, 101912), (1040, 63695), (1300, 50956), (2600, 25478), (5200, 12739)]