780779504

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{799979}}^1$

素因数の和:800048

約数の個数: 20

約数和(自身を含む): 1537561560

約数和(自身を除く): 756782056

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 799979, 1599958, 3199916, 6399832, 12799664, 48798719, 97597438, 195194876, 390389752, 780779504]

約数ペア:

[(1, 780779504), (2, 390389752), (4, 195194876), (8, 97597438), (16, 48798719), (61, 12799664), (122, 6399832), (244, 3199916), (488, 1599958), (976, 799979)]