51542920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9011}}^1$

素因数の和:9046

約数の個数: 64

約数和(自身を含む): 136261440

約数和(自身を除く): 84718520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 9011, 18022, 36044, 45055, 72088, 90110, 99121, 117143, 180220, 198242, 234286, 360440, 396484, 468572, 495605, 585715, 792968, 937144, 991210, 1171430, 1288573, 1982420, 2342860, 2577146, 3964840, 4685720, 5154292, 6442865, 10308584, 12885730, 25771460, 51542920]

約数ペア:

[(1, 51542920), (2, 25771460), (4, 12885730), (5, 10308584), (8, 6442865), (10, 5154292), (11, 4685720), (13, 3964840), (20, 2577146), (22, 2342860), (26, 1982420), (40, 1288573), (44, 1171430), (52, 991210), (55, 937144), (65, 792968), (88, 585715), (104, 495605), (110, 468572), (130, 396484), (143, 360440), (220, 234286), (260, 198242), (286, 180220), (440, 117143), (520, 99121), (572, 90110), (715, 72088), (1144, 45055), (1430, 36044), (2860, 18022), (5720, 9011)]