64881296

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{12251}}^1$

素因数の和:12590

約数の個数: 20

約数和(自身を含む): 126097584

約数和(自身を除く): 61216288

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 12251, 24502, 49004, 98008, 196016, 4055081, 8110162, 16220324, 32440648, 64881296]

約数ペア:

[(1, 64881296), (2, 32440648), (4, 16220324), (8, 8110162), (16, 4055081), (331, 196016), (662, 98008), (1324, 49004), (2648, 24502), (5296, 12251)]