156639890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 324663552

約数和(自身を除く): 168023662

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 101, 110, 115, 202, 230, 253, 505, 506, 613, 1010, 1111, 1226, 1265, 2222, 2323, 2530, 3065, 4646, 5555, 6130, 6743, 11110, 11615, 13486, 14099, 23230, 25553, 28198, 33715, 51106, 61913, 67430, 70495, 123826, 127765, 140990, 155089, 255530, 309565, 310178, 619130, 681043, 775445, 1362086, 1423999, 1550890, 2847998, 3405215, 6810430, 7119995, 14239990, 15663989, 31327978, 78319945, 156639890]

約数ペア:

[(1, 156639890), (2, 78319945), (5, 31327978), (10, 15663989), (11, 14239990), (22, 7119995), (23, 6810430), (46, 3405215), (55, 2847998), (101, 1550890), (110, 1423999), (115, 1362086), (202, 775445), (230, 681043), (253, 619130), (505, 310178), (506, 309565), (613, 255530), (1010, 155089), (1111, 140990), (1226, 127765), (1265, 123826), (2222, 70495), (2323, 67430), (2530, 61913), (3065, 51106), (4646, 33715), (5555, 28198), (6130, 25553), (6743, 23230), (11110, 14099), (11615, 13486)]