86180320

素因数分解:

$2^5\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1097}}^1$

素因数の和:1603

約数の個数: 48

約数和(自身を含む): 204201648

約数和(自身を除く): 118021328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 491, 982, 1097, 1964, 2194, 2455, 3928, 4388, 4910, 5485, 7856, 8776, 9820, 10970, 15712, 17552, 19640, 21940, 35104, 39280, 43880, 78560, 87760, 175520, 538627, 1077254, 2154508, 2693135, 4309016, 5386270, 8618032, 10772540, 17236064, 21545080, 43090160, 86180320]

約数ペア:

[(1, 86180320), (2, 43090160), (4, 21545080), (5, 17236064), (8, 10772540), (10, 8618032), (16, 5386270), (20, 4309016), (32, 2693135), (40, 2154508), (80, 1077254), (160, 538627), (491, 175520), (982, 87760), (1097, 78560), (1964, 43880), (2194, 39280), (2455, 35104), (3928, 21940), (4388, 19640), (4910, 17552), (5485, 15712), (7856, 10970), (8776, 9820)]