65190620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 150056928

約数和(自身を除く): 84866308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 1028, 1153, 1285, 2306, 2570, 2827, 4612, 5140, 5654, 5765, 11308, 11530, 12683, 14135, 23060, 25366, 28270, 50732, 56540, 63415, 126830, 253660, 296321, 592642, 1185284, 1481605, 2963210, 3259531, 5926420, 6519062, 13038124, 16297655, 32595310, 65190620]

約数ペア:

[(1, 65190620), (2, 32595310), (4, 16297655), (5, 13038124), (10, 6519062), (11, 5926420), (20, 3259531), (22, 2963210), (44, 1481605), (55, 1185284), (110, 592642), (220, 296321), (257, 253660), (514, 126830), (1028, 63415), (1153, 56540), (1285, 50732), (2306, 28270), (2570, 25366), (2827, 23060), (4612, 14135), (5140, 12683), (5654, 11530), (5765, 11308)]