161387200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7759}}^1$

素因数の和:7794

約数の個数: 84

約数和(自身を含む): 427715680

約数和(自身を除く): 266328480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 650, 800, 832, 1040, 1300, 1600, 2080, 2600, 4160, 5200, 7759, 10400, 15518, 20800, 31036, 38795, 62072, 77590, 100867, 124144, 155180, 193975, 201734, 248288, 310360, 387950, 403468, 496576, 504335, 620720, 775900, 806936, 1008670, 1241440, 1551800, 1613872, 2017340, 2482880, 2521675, 3103600, 3227744, 4034680, 5043350, 6207200, 6455488, 8069360, 10086700, 12414400, 16138720, 20173400, 32277440, 40346800, 80693600, 161387200]

約数ペア:

[(1, 161387200), (2, 80693600), (4, 40346800), (5, 32277440), (8, 20173400), (10, 16138720), (13, 12414400), (16, 10086700), (20, 8069360), (25, 6455488), (26, 6207200), (32, 5043350), (40, 4034680), (50, 3227744), (52, 3103600), (64, 2521675), (65, 2482880), (80, 2017340), (100, 1613872), (104, 1551800), (130, 1241440), (160, 1008670), (200, 806936), (208, 775900), (260, 620720), (320, 504335), (325, 496576), (400, 403468), (416, 387950), (520, 310360), (650, 248288), (800, 201734), (832, 193975), (1040, 155180), (1300, 124144), (1600, 100867), (2080, 77590), (2600, 62072), (4160, 38795), (5200, 31036), (7759, 20800), (10400, 15518)]