80549820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1244

約数の個数: 144

約数和(自身を含む): 272432160

約数和(自身を除く): 191882340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 290, 348, 377, 390, 435, 468, 522, 580, 585, 754, 780, 870, 1044, 1131, 1170, 1187, 1305, 1508, 1740, 1885, 2262, 2340, 2374, 2610, 3393, 3561, 3770, 4524, 4748, 5220, 5655, 5935, 6786, 7122, 7540, 10683, 11310, 11870, 13572, 14244, 15431, 16965, 17805, 21366, 22620, 23740, 30862, 33930, 34423, 35610, 42732, 46293, 53415, 61724, 67860, 68846, 71220, 77155, 92586, 103269, 106830, 137692, 138879, 154310, 172115, 185172, 206538, 213660, 231465, 277758, 308620, 309807, 344230, 413076, 447499, 462930, 516345, 555516, 619614, 688460, 694395, 894998, 925860, 1032690, 1239228, 1342497, 1388790, 1549035, 1789996, 2065380, 2237495, 2684994, 2777580, 3098070, 4027491, 4474990, 5369988, 6196140, 6712485, 8054982, 8949980, 13424970, 16109964, 20137455, 26849940, 40274910, 80549820]

約数ペア:

[(1, 80549820), (2, 40274910), (3, 26849940), (4, 20137455), (5, 16109964), (6, 13424970), (9, 8949980), (10, 8054982), (12, 6712485), (13, 6196140), (15, 5369988), (18, 4474990), (20, 4027491), (26, 3098070), (29, 2777580), (30, 2684994), (36, 2237495), (39, 2065380), (45, 1789996), (52, 1549035), (58, 1388790), (60, 1342497), (65, 1239228), (78, 1032690), (87, 925860), (90, 894998), (116, 694395), (117, 688460), (130, 619614), (145, 555516), (156, 516345), (174, 462930), (180, 447499), (195, 413076), (234, 344230), (260, 309807), (261, 308620), (290, 277758), (348, 231465), (377, 213660), (390, 206538), (435, 185172), (468, 172115), (522, 154310), (580, 138879), (585, 137692), (754, 106830), (780, 103269), (870, 92586), (1044, 77155), (1131, 71220), (1170, 68846), (1187, 67860), (1305, 61724), (1508, 53415), (1740, 46293), (1885, 42732), (2262, 35610), (2340, 34423), (2374, 33930), (2610, 30862), (3393, 23740), (3561, 22620), (3770, 21366), (4524, 17805), (4748, 16965), (5220, 15431), (5655, 14244), (5935, 13572), (6786, 11870), (7122, 11310), (7540, 10683)]