25439050120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{12517}}^1$

素因数の和:12719

約数の個数: 128

約数和(自身を含む): 64893312000

約数和(自身を除く): 39454261880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 149, 155, 220, 248, 298, 310, 341, 440, 596, 620, 682, 745, 1192, 1240, 1364, 1490, 1639, 1705, 2728, 2980, 3278, 3410, 4619, 5960, 6556, 6820, 8195, 9238, 12517, 13112, 13640, 16390, 18476, 23095, 25034, 32780, 36952, 46190, 50068, 50809, 62585, 65560, 92380, 100136, 101618, 125170, 137687, 184760, 203236, 250340, 254045, 275374, 388027, 406472, 500680, 508090, 550748, 688435, 776054, 1016180, 1101496, 1376870, 1552108, 1865033, 1940135, 2032360, 2753740, 3104216, 3730066, 3880270, 4268297, 5507480, 7460132, 7760540, 8536594, 9325165, 14920264, 15521080, 17073188, 18650330, 20515363, 21341485, 34146376, 37300660, 41030726, 42682970, 57816023, 74601320, 82061452, 85365940, 102576815, 115632046, 164122904, 170731880, 205153630, 231264092, 289080115, 410307260, 462528184, 578160230, 635976253, 820614520, 1156320460, 1271952506, 2312640920, 2543905012, 3179881265, 5087810024, 6359762530, 12719525060, 25439050120]

約数ペア:

[(1, 25439050120), (2, 12719525060), (4, 6359762530), (5, 5087810024), (8, 3179881265), (10, 2543905012), (11, 2312640920), (20, 1271952506), (22, 1156320460), (31, 820614520), (40, 635976253), (44, 578160230), (55, 462528184), (62, 410307260), (88, 289080115), (110, 231264092), (124, 205153630), (149, 170731880), (155, 164122904), (220, 115632046), (248, 102576815), (298, 85365940), (310, 82061452), (341, 74601320), (440, 57816023), (596, 42682970), (620, 41030726), (682, 37300660), (745, 34146376), (1192, 21341485), (1240, 20515363), (1364, 18650330), (1490, 17073188), (1639, 15521080), (1705, 14920264), (2728, 9325165), (2980, 8536594), (3278, 7760540), (3410, 7460132), (4619, 5507480), (5960, 4268297), (6556, 3880270), (6820, 3730066), (8195, 3104216), (9238, 2753740), (12517, 2032360), (13112, 1940135), (13640, 1865033), (16390, 1552108), (18476, 1376870), (23095, 1101496), (25034, 1016180), (32780, 776054), (36952, 688435), (46190, 550748), (50068, 508090), (50809, 500680), (62585, 406472), (65560, 388027), (92380, 275374), (100136, 254045), (101618, 250340), (125170, 203236), (137687, 184760)]