27491210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 28495990

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 79, 85, 89, 115, 158, 170, 178, 230, 391, 395, 445, 782, 790, 890, 1343, 1513, 1817, 1955, 2047, 2686, 3026, 3634, 3910, 4094, 6715, 7031, 7565, 9085, 10235, 13430, 14062, 15130, 18170, 20470, 30889, 34799, 35155, 61778, 69598, 70310, 119527, 154445, 161713, 173995, 239054, 308890, 323426, 347990, 597635, 808565, 1195270, 1617130, 2749121, 5498242, 13745605, 27491210]

約数ペア:

[(1, 27491210), (2, 13745605), (5, 5498242), (10, 2749121), (17, 1617130), (23, 1195270), (34, 808565), (46, 597635), (79, 347990), (85, 323426), (89, 308890), (115, 239054), (158, 173995), (170, 161713), (178, 154445), (230, 119527), (391, 70310), (395, 69598), (445, 61778), (782, 35155), (790, 34799), (890, 30889), (1343, 20470), (1513, 18170), (1817, 15130), (1955, 14062), (2047, 13430), (2686, 10235), (3026, 9085), (3634, 7565), (3910, 7031), (4094, 6715)]