85618980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3631}}^1$

素因数の和:3777

約数の個数: 72

約数和(自身を含む): 261765504

約数和(自身を除く): 176146524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3631, 3930, 4716, 5895, 7262, 7860, 10893, 11790, 14524, 18155, 21786, 23580, 32679, 36310, 43572, 54465, 65358, 72620, 108930, 130716, 163395, 217860, 326790, 475661, 653580, 951322, 1426983, 1902644, 2378305, 2853966, 4280949, 4756610, 5707932, 7134915, 8561898, 9513220, 14269830, 17123796, 21404745, 28539660, 42809490, 85618980]

約数ペア:

[(1, 85618980), (2, 42809490), (3, 28539660), (4, 21404745), (5, 17123796), (6, 14269830), (9, 9513220), (10, 8561898), (12, 7134915), (15, 5707932), (18, 4756610), (20, 4280949), (30, 2853966), (36, 2378305), (45, 1902644), (60, 1426983), (90, 951322), (131, 653580), (180, 475661), (262, 326790), (393, 217860), (524, 163395), (655, 130716), (786, 108930), (1179, 72620), (1310, 65358), (1572, 54465), (1965, 43572), (2358, 36310), (2620, 32679), (3631, 23580), (3930, 21786), (4716, 18155), (5895, 14524), (7262, 11790), (7860, 10893)]