25784748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 78624000

約数和(自身を除く): 52839252

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 23, 33, 36, 38, 44, 46, 57, 66, 69, 76, 92, 99, 114, 132, 138, 149, 171, 198, 207, 209, 228, 253, 276, 298, 342, 396, 414, 418, 437, 447, 506, 596, 627, 684, 759, 828, 836, 874, 894, 1012, 1254, 1311, 1341, 1518, 1639, 1748, 1788, 1881, 2277, 2508, 2622, 2682, 2831, 3036, 3278, 3427, 3762, 3933, 4554, 4807, 4917, 5244, 5364, 5662, 6556, 6854, 7524, 7866, 8493, 9108, 9614, 9834, 10281, 11324, 13708, 14421, 14751, 15732, 16986, 19228, 19668, 20562, 25479, 28842, 29502, 30843, 31141, 33972, 37697, 41124, 43263, 50958, 57684, 59004, 61686, 62282, 65113, 75394, 86526, 93423, 101916, 113091, 123372, 124564, 130226, 150788, 173052, 186846, 195339, 226182, 260452, 280269, 339273, 373692, 390678, 452364, 560538, 586017, 678546, 716243, 781356, 1121076, 1172034, 1357092, 1432486, 2148729, 2344068, 2864972, 4297458, 6446187, 8594916, 12892374, 25784748]

約数ペア:

[(1, 25784748), (2, 12892374), (3, 8594916), (4, 6446187), (6, 4297458), (9, 2864972), (11, 2344068), (12, 2148729), (18, 1432486), (19, 1357092), (22, 1172034), (23, 1121076), (33, 781356), (36, 716243), (38, 678546), (44, 586017), (46, 560538), (57, 452364), (66, 390678), (69, 373692), (76, 339273), (92, 280269), (99, 260452), (114, 226182), (132, 195339), (138, 186846), (149, 173052), (171, 150788), (198, 130226), (207, 124564), (209, 123372), (228, 113091), (253, 101916), (276, 93423), (298, 86526), (342, 75394), (396, 65113), (414, 62282), (418, 61686), (437, 59004), (447, 57684), (506, 50958), (596, 43263), (627, 41124), (684, 37697), (759, 33972), (828, 31141), (836, 30843), (874, 29502), (894, 28842), (1012, 25479), (1254, 20562), (1311, 19668), (1341, 19228), (1518, 16986), (1639, 15732), (1748, 14751), (1788, 14421), (1881, 13708), (2277, 11324), (2508, 10281), (2622, 9834), (2682, 9614), (2831, 9108), (3036, 8493), (3278, 7866), (3427, 7524), (3762, 6854), (3933, 6556), (4554, 5662), (4807, 5364), (4917, 5244)]