80466490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{16729}}^1$

素因数の和:16786

約数の個数: 32

約数和(自身を含む): 160206480

約数和(自身を除く): 79739990

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 16729, 33458, 83645, 167290, 217477, 434954, 618973, 1087385, 1237946, 2174770, 3094865, 6189730, 8046649, 16093298, 40233245, 80466490]

約数ペア:

[(1, 80466490), (2, 40233245), (5, 16093298), (10, 8046649), (13, 6189730), (26, 3094865), (37, 2174770), (65, 1237946), (74, 1087385), (130, 618973), (185, 434954), (370, 217477), (481, 167290), (962, 83645), (2405, 33458), (4810, 16729)]