165780868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1289}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 329414400

約数和(自身を除く): 163633532

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 79, 148, 158, 316, 407, 814, 869, 1289, 1628, 1738, 2578, 2923, 3476, 5156, 5846, 11692, 14179, 28358, 32153, 47693, 56716, 64306, 95386, 101831, 128612, 190772, 203662, 407324, 524623, 1049246, 1120141, 2098492, 2240282, 3767747, 4480564, 7535494, 15070988, 41445217, 82890434, 165780868]

約数ペア:

[(1, 165780868), (2, 82890434), (4, 41445217), (11, 15070988), (22, 7535494), (37, 4480564), (44, 3767747), (74, 2240282), (79, 2098492), (148, 1120141), (158, 1049246), (316, 524623), (407, 407324), (814, 203662), (869, 190772), (1289, 128612), (1628, 101831), (1738, 95386), (2578, 64306), (2923, 56716), (3476, 47693), (5156, 32153), (5846, 28358), (11692, 14179)]