65138320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62633}}^1$

素因数の和:62659

約数の個数: 40

約数和(自身を含む): 163098936

約数和(自身を除く): 97960616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 62633, 125266, 250532, 313165, 501064, 626330, 814229, 1002128, 1252660, 1628458, 2505320, 3256916, 4071145, 5010640, 6513832, 8142290, 13027664, 16284580, 32569160, 65138320]

約数ペア:

[(1, 65138320), (2, 32569160), (4, 16284580), (5, 13027664), (8, 8142290), (10, 6513832), (13, 5010640), (16, 4071145), (20, 3256916), (26, 2505320), (40, 1628458), (52, 1252660), (65, 1002128), (80, 814229), (104, 626330), (130, 501064), (208, 313165), (260, 250532), (520, 125266), (1040, 62633)]