42574720

素因数分解:

$2^7\times 5^1\times {\mathrm{66523}}^1$

素因数の和:66542

約数の個数: 32

約数和(自身を含む): 101781720

約数和(自身を除く): 59207000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 66523, 133046, 266092, 332615, 532184, 665230, 1064368, 1330460, 2128736, 2660920, 4257472, 5321840, 8514944, 10643680, 21287360, 42574720]

約数ペア:

[(1, 42574720), (2, 21287360), (4, 10643680), (5, 8514944), (8, 5321840), (10, 4257472), (16, 2660920), (20, 2128736), (32, 1330460), (40, 1064368), (64, 665230), (80, 532184), (128, 332615), (160, 266092), (320, 133046), (640, 66523)]