89628160

素因数分解:

$2^9\times 5^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:403

約数の個数: 80

約数和(自身を含む): 217236096

約数和(自身を除く): 127607936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 223, 256, 314, 320, 446, 512, 628, 640, 785, 892, 1115, 1256, 1280, 1570, 1784, 2230, 2512, 2560, 3140, 3568, 4460, 5024, 6280, 7136, 8920, 10048, 12560, 14272, 17840, 20096, 25120, 28544, 35011, 35680, 40192, 50240, 57088, 70022, 71360, 80384, 100480, 114176, 140044, 142720, 175055, 200960, 280088, 285440, 350110, 401920, 560176, 570880, 700220, 1120352, 1400440, 2240704, 2800880, 4481408, 5601760, 8962816, 11203520, 17925632, 22407040, 44814080, 89628160]

約数ペア:

[(1, 89628160), (2, 44814080), (4, 22407040), (5, 17925632), (8, 11203520), (10, 8962816), (16, 5601760), (20, 4481408), (32, 2800880), (40, 2240704), (64, 1400440), (80, 1120352), (128, 700220), (157, 570880), (160, 560176), (223, 401920), (256, 350110), (314, 285440), (320, 280088), (446, 200960), (512, 175055), (628, 142720), (640, 140044), (785, 114176), (892, 100480), (1115, 80384), (1256, 71360), (1280, 70022), (1570, 57088), (1784, 50240), (2230, 40192), (2512, 35680), (2560, 35011), (3140, 28544), (3568, 25120), (4460, 20096), (5024, 17840), (6280, 14272), (7136, 12560), (8920, 10048)]