25631956

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 53468800

約数和(自身を除く): 27836844

約数列:

[1, 2, 4, 7, 14, 28, 43, 61, 86, 122, 172, 244, 301, 349, 427, 602, 698, 854, 1204, 1396, 1708, 2443, 2623, 4886, 5246, 9772, 10492, 15007, 18361, 21289, 30014, 36722, 42578, 60028, 73444, 85156, 105049, 149023, 210098, 298046, 420196, 596092, 915427, 1830854, 3661708, 6407989, 12815978, 25631956]

約数ペア:

[(1, 25631956), (2, 12815978), (4, 6407989), (7, 3661708), (14, 1830854), (28, 915427), (43, 596092), (61, 420196), (86, 298046), (122, 210098), (172, 149023), (244, 105049), (301, 85156), (349, 73444), (427, 60028), (602, 42578), (698, 36722), (854, 30014), (1204, 21289), (1396, 18361), (1708, 15007), (2443, 10492), (2623, 9772), (4886, 5246)]