26488880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1026

約数の個数: 80

約数和(自身を含む): 69424128

約数和(自身を除く): 42935248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 971, 1240, 1364, 1705, 1942, 2480, 2728, 3410, 3884, 4855, 5456, 6820, 7768, 9710, 10681, 13640, 15536, 19420, 21362, 27280, 30101, 38840, 42724, 53405, 60202, 77680, 85448, 106810, 120404, 150505, 170896, 213620, 240808, 301010, 331111, 427240, 481616, 602020, 662222, 854480, 1204040, 1324444, 1655555, 2408080, 2648888, 3311110, 5297776, 6622220, 13244440, 26488880]

約数ペア:

[(1, 26488880), (2, 13244440), (4, 6622220), (5, 5297776), (8, 3311110), (10, 2648888), (11, 2408080), (16, 1655555), (20, 1324444), (22, 1204040), (31, 854480), (40, 662222), (44, 602020), (55, 481616), (62, 427240), (80, 331111), (88, 301010), (110, 240808), (124, 213620), (155, 170896), (176, 150505), (220, 120404), (248, 106810), (310, 85448), (341, 77680), (440, 60202), (496, 53405), (620, 42724), (682, 38840), (880, 30101), (971, 27280), (1240, 21362), (1364, 19420), (1705, 15536), (1942, 13640), (2480, 10681), (2728, 9710), (3410, 7768), (3884, 6820), (4855, 5456)]