20502500256

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{328061}}^1$

素因数の和:328115

約数の個数: 144

約数和(自身を含む): 68782791168

約数和(自身を除く): 48280290912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 84, 93, 96, 112, 124, 126, 144, 168, 186, 217, 224, 248, 252, 279, 288, 336, 372, 434, 496, 504, 558, 651, 672, 744, 868, 992, 1008, 1116, 1302, 1488, 1736, 1953, 2016, 2232, 2604, 2976, 3472, 3906, 4464, 5208, 6944, 7812, 8928, 10416, 15624, 20832, 31248, 62496, 328061, 656122, 984183, 1312244, 1968366, 2296427, 2624488, 2952549, 3936732, 4592854, 5248976, 5905098, 6889281, 7873464, 9185708, 10169891, 10497952, 11810196, 13778562, 15746928, 18371416, 20339782, 20667843, 23620392, 27557124, 30509673, 31493856, 36742832, 40679564, 41335686, 47240784, 55114248, 61019346, 71189237, 73485664, 81359128, 82671372, 91529019, 94481568, 110228496, 122038692, 142378474, 162718256, 165342744, 183058038, 213567711, 220456992, 244077384, 284756948, 325436512, 330685488, 366116076, 427135422, 488154768, 569513896, 640703133, 661370976, 732232152, 854270844, 976309536, 1139027792, 1281406266, 1464464304, 1708541688, 2278055584, 2562812532, 2928928608, 3417083376, 5125625064, 6834166752, 10251250128, 20502500256]

約数ペア:

[(1, 20502500256), (2, 10251250128), (3, 6834166752), (4, 5125625064), (6, 3417083376), (7, 2928928608), (8, 2562812532), (9, 2278055584), (12, 1708541688), (14, 1464464304), (16, 1281406266), (18, 1139027792), (21, 976309536), (24, 854270844), (28, 732232152), (31, 661370976), (32, 640703133), (36, 569513896), (42, 488154768), (48, 427135422), (56, 366116076), (62, 330685488), (63, 325436512), (72, 284756948), (84, 244077384), (93, 220456992), (96, 213567711), (112, 183058038), (124, 165342744), (126, 162718256), (144, 142378474), (168, 122038692), (186, 110228496), (217, 94481568), (224, 91529019), (248, 82671372), (252, 81359128), (279, 73485664), (288, 71189237), (336, 61019346), (372, 55114248), (434, 47240784), (496, 41335686), (504, 40679564), (558, 36742832), (651, 31493856), (672, 30509673), (744, 27557124), (868, 23620392), (992, 20667843), (1008, 20339782), (1116, 18371416), (1302, 15746928), (1488, 13778562), (1736, 11810196), (1953, 10497952), (2016, 10169891), (2232, 9185708), (2604, 7873464), (2976, 6889281), (3472, 5905098), (3906, 5248976), (4464, 4592854), (5208, 3936732), (6944, 2952549), (7812, 2624488), (8928, 2296427), (10416, 1968366), (15624, 1312244), (20832, 984183), (31248, 656122), (62496, 328061)]