56289920

素因数分解:

$2^7\times 5^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 135478440

約数和(自身を除く): 79188520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 281, 313, 320, 562, 626, 640, 1124, 1252, 1405, 1565, 2248, 2504, 2810, 3130, 4496, 5008, 5620, 6260, 8992, 10016, 11240, 12520, 17984, 20032, 22480, 25040, 35968, 40064, 44960, 50080, 87953, 89920, 100160, 175906, 179840, 200320, 351812, 439765, 703624, 879530, 1407248, 1759060, 2814496, 3518120, 5628992, 7036240, 11257984, 14072480, 28144960, 56289920]

約数ペア:

[(1, 56289920), (2, 28144960), (4, 14072480), (5, 11257984), (8, 7036240), (10, 5628992), (16, 3518120), (20, 2814496), (32, 1759060), (40, 1407248), (64, 879530), (80, 703624), (128, 439765), (160, 351812), (281, 200320), (313, 179840), (320, 175906), (562, 100160), (626, 89920), (640, 87953), (1124, 50080), (1252, 44960), (1405, 40064), (1565, 35968), (2248, 25040), (2504, 22480), (2810, 20032), (3130, 17984), (4496, 12520), (5008, 11240), (5620, 10016), (6260, 8992)]