80591580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15439}}^1$

素因数の和:15483

約数の個数: 72

約数和(自身を含む): 252907200

約数和(自身を除く): 172315620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 15439, 30878, 46317, 61756, 77195, 92634, 138951, 154390, 185268, 231585, 277902, 308780, 447731, 463170, 555804, 694755, 895462, 926340, 1343193, 1389510, 1790924, 2238655, 2686386, 2779020, 4029579, 4477310, 5372772, 6715965, 8059158, 8954620, 13431930, 16118316, 20147895, 26863860, 40295790, 80591580]

約数ペア:

[(1, 80591580), (2, 40295790), (3, 26863860), (4, 20147895), (5, 16118316), (6, 13431930), (9, 8954620), (10, 8059158), (12, 6715965), (15, 5372772), (18, 4477310), (20, 4029579), (29, 2779020), (30, 2686386), (36, 2238655), (45, 1790924), (58, 1389510), (60, 1343193), (87, 926340), (90, 895462), (116, 694755), (145, 555804), (174, 463170), (180, 447731), (261, 308780), (290, 277902), (348, 231585), (435, 185268), (522, 154390), (580, 138951), (870, 92634), (1044, 77195), (1305, 61756), (1740, 46317), (2610, 30878), (5220, 15439)]