64391970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4481}}^1$

素因数の和:4970

約数の個数: 32

約数和(自身を含む): 154897920

約数和(自身を除く): 90505950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 479, 958, 1437, 2395, 2874, 4481, 4790, 7185, 8962, 13443, 14370, 22405, 26886, 44810, 67215, 134430, 2146399, 4292798, 6439197, 10731995, 12878394, 21463990, 32195985, 64391970]

約数ペア:

[(1, 64391970), (2, 32195985), (3, 21463990), (5, 12878394), (6, 10731995), (10, 6439197), (15, 4292798), (30, 2146399), (479, 134430), (958, 67215), (1437, 44810), (2395, 26886), (2874, 22405), (4481, 14370), (4790, 13443), (7185, 8962)]