27537920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:401

約数の個数: 80

約数和(自身を含む): 68352768

約数和(自身を除く): 40814848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 347, 496, 512, 620, 640, 694, 992, 1240, 1280, 1388, 1735, 1984, 2480, 2560, 2776, 3470, 3968, 4960, 5552, 6940, 7936, 9920, 10757, 11104, 13880, 15872, 19840, 21514, 22208, 27760, 39680, 43028, 44416, 53785, 55520, 79360, 86056, 88832, 107570, 111040, 172112, 177664, 215140, 222080, 344224, 430280, 444160, 688448, 860560, 888320, 1376896, 1721120, 2753792, 3442240, 5507584, 6884480, 13768960, 27537920]

約数ペア:

[(1, 27537920), (2, 13768960), (4, 6884480), (5, 5507584), (8, 3442240), (10, 2753792), (16, 1721120), (20, 1376896), (31, 888320), (32, 860560), (40, 688448), (62, 444160), (64, 430280), (80, 344224), (124, 222080), (128, 215140), (155, 177664), (160, 172112), (248, 111040), (256, 107570), (310, 88832), (320, 86056), (347, 79360), (496, 55520), (512, 53785), (620, 44416), (640, 43028), (694, 39680), (992, 27760), (1240, 22208), (1280, 21514), (1388, 19840), (1735, 15872), (1984, 13880), (2480, 11104), (2560, 10757), (2776, 9920), (3470, 7936), (3968, 6940), (4960, 5552)]