82800520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 204379200

約数和(自身を除く): 121578680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 227, 440, 454, 829, 908, 1135, 1658, 1816, 2270, 2497, 3316, 4145, 4540, 4994, 6632, 8290, 9080, 9119, 9988, 12485, 16580, 18238, 19976, 24970, 33160, 36476, 45595, 49940, 72952, 91190, 99880, 182380, 188183, 364760, 376366, 752732, 940915, 1505464, 1881830, 2070013, 3763660, 4140026, 7527320, 8280052, 10350065, 16560104, 20700130, 41400260, 82800520]

約数ペア:

[(1, 82800520), (2, 41400260), (4, 20700130), (5, 16560104), (8, 10350065), (10, 8280052), (11, 7527320), (20, 4140026), (22, 3763660), (40, 2070013), (44, 1881830), (55, 1505464), (88, 940915), (110, 752732), (220, 376366), (227, 364760), (440, 188183), (454, 182380), (829, 99880), (908, 91190), (1135, 72952), (1658, 49940), (1816, 45595), (2270, 36476), (2497, 33160), (3316, 24970), (4145, 19976), (4540, 18238), (4994, 16580), (6632, 12485), (8290, 9988), (9080, 9119)]