57043720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 133747200

約数和(自身を除く): 76703480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 179, 248, 257, 310, 358, 514, 620, 716, 895, 1028, 1240, 1285, 1432, 1790, 2056, 2570, 3580, 5140, 5549, 7160, 7967, 10280, 11098, 15934, 22196, 27745, 31868, 39835, 44392, 46003, 55490, 63736, 79670, 92006, 110980, 159340, 184012, 221960, 230015, 318680, 368024, 460030, 920060, 1426093, 1840120, 2852186, 5704372, 7130465, 11408744, 14260930, 28521860, 57043720]

約数ペア:

[(1, 57043720), (2, 28521860), (4, 14260930), (5, 11408744), (8, 7130465), (10, 5704372), (20, 2852186), (31, 1840120), (40, 1426093), (62, 920060), (124, 460030), (155, 368024), (179, 318680), (248, 230015), (257, 221960), (310, 184012), (358, 159340), (514, 110980), (620, 92006), (716, 79670), (895, 63736), (1028, 55490), (1240, 46003), (1285, 44392), (1432, 39835), (1790, 31868), (2056, 27745), (2570, 22196), (3580, 15934), (5140, 11098), (5549, 10280), (7160, 7967)]