81325920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13033}}^1$

素因数の和:13064

約数の個数: 96

約数和(自身を含む): 275903712

約数和(自身を除く): 194577792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 13033, 26066, 39099, 52132, 65165, 78198, 104264, 130330, 156396, 169429, 195495, 208528, 260660, 312792, 338858, 390990, 417056, 508287, 521320, 625584, 677716, 781980, 847145, 1016574, 1042640, 1251168, 1355432, 1563960, 1694290, 2033148, 2085280, 2541435, 2710864, 3127920, 3388580, 4066296, 5082870, 5421728, 6255840, 6777160, 8132592, 10165740, 13554320, 16265184, 20331480, 27108640, 40662960, 81325920]

約数ペア:

[(1, 81325920), (2, 40662960), (3, 27108640), (4, 20331480), (5, 16265184), (6, 13554320), (8, 10165740), (10, 8132592), (12, 6777160), (13, 6255840), (15, 5421728), (16, 5082870), (20, 4066296), (24, 3388580), (26, 3127920), (30, 2710864), (32, 2541435), (39, 2085280), (40, 2033148), (48, 1694290), (52, 1563960), (60, 1355432), (65, 1251168), (78, 1042640), (80, 1016574), (96, 847145), (104, 781980), (120, 677716), (130, 625584), (156, 521320), (160, 508287), (195, 417056), (208, 390990), (240, 338858), (260, 312792), (312, 260660), (390, 208528), (416, 195495), (480, 169429), (520, 156396), (624, 130330), (780, 104264), (1040, 78198), (1248, 65165), (1560, 52132), (2080, 39099), (3120, 26066), (6240, 13033)]