89745920

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3187}}^1$

素因数の和:3221

約数の個数: 80

約数和(自身を含む): 234815328

約数和(自身を除く): 145069408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2560, 2816, 3187, 3520, 5632, 6374, 7040, 12748, 14080, 15935, 25496, 28160, 31870, 35057, 50992, 63740, 70114, 101984, 127480, 140228, 175285, 203968, 254960, 280456, 350570, 407936, 509920, 560912, 701140, 815872, 1019840, 1121824, 1402280, 1631744, 2039680, 2243648, 2804560, 4079360, 4487296, 5609120, 8158720, 8974592, 11218240, 17949184, 22436480, 44872960, 89745920]

約数ペア:

[(1, 89745920), (2, 44872960), (4, 22436480), (5, 17949184), (8, 11218240), (10, 8974592), (11, 8158720), (16, 5609120), (20, 4487296), (22, 4079360), (32, 2804560), (40, 2243648), (44, 2039680), (55, 1631744), (64, 1402280), (80, 1121824), (88, 1019840), (110, 815872), (128, 701140), (160, 560912), (176, 509920), (220, 407936), (256, 350570), (320, 280456), (352, 254960), (440, 203968), (512, 175285), (640, 140228), (704, 127480), (880, 101984), (1280, 70114), (1408, 63740), (1760, 50992), (2560, 35057), (2816, 31870), (3187, 28160), (3520, 25496), (5632, 15935), (6374, 14080), (7040, 12748)]