81571896

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5581}}^1$

素因数の和:5629

約数の個数: 96

約数和(自身を含む): 261237600

約数和(自身を除く): 179665704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 42, 56, 58, 63, 72, 84, 87, 116, 126, 168, 174, 203, 232, 252, 261, 348, 406, 504, 522, 609, 696, 812, 1044, 1218, 1624, 1827, 2088, 2436, 3654, 4872, 5581, 7308, 11162, 14616, 16743, 22324, 33486, 39067, 44648, 50229, 66972, 78134, 100458, 117201, 133944, 156268, 161849, 200916, 234402, 312536, 323698, 351603, 401832, 468804, 485547, 647396, 703206, 937608, 971094, 1132943, 1294792, 1406412, 1456641, 1942188, 2265886, 2812824, 2913282, 3398829, 3884376, 4531772, 5826564, 6797658, 9063544, 10196487, 11653128, 13595316, 20392974, 27190632, 40785948, 81571896]

約数ペア:

[(1, 81571896), (2, 40785948), (3, 27190632), (4, 20392974), (6, 13595316), (7, 11653128), (8, 10196487), (9, 9063544), (12, 6797658), (14, 5826564), (18, 4531772), (21, 3884376), (24, 3398829), (28, 2913282), (29, 2812824), (36, 2265886), (42, 1942188), (56, 1456641), (58, 1406412), (63, 1294792), (72, 1132943), (84, 971094), (87, 937608), (116, 703206), (126, 647396), (168, 485547), (174, 468804), (203, 401832), (232, 351603), (252, 323698), (261, 312536), (348, 234402), (406, 200916), (504, 161849), (522, 156268), (609, 133944), (696, 117201), (812, 100458), (1044, 78134), (1218, 66972), (1624, 50229), (1827, 44648), (2088, 39067), (2436, 33486), (3654, 22324), (4872, 16743), (5581, 14616), (7308, 11162)]