25521912

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 78120000

約数和(自身を除く): 52598088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 61, 72, 78, 104, 108, 117, 122, 149, 156, 183, 216, 234, 244, 298, 312, 351, 366, 447, 468, 488, 549, 596, 702, 732, 793, 894, 936, 1098, 1192, 1341, 1404, 1464, 1586, 1647, 1788, 1937, 2196, 2379, 2682, 2808, 3172, 3294, 3576, 3874, 4023, 4392, 4758, 5364, 5811, 6344, 6588, 7137, 7748, 8046, 9089, 9516, 10728, 11622, 13176, 14274, 15496, 16092, 17433, 18178, 19032, 21411, 23244, 27267, 28548, 32184, 34866, 36356, 42822, 46488, 52299, 54534, 57096, 69732, 72712, 81801, 85644, 104598, 109068, 118157, 139464, 163602, 171288, 209196, 218136, 236314, 245403, 327204, 354471, 418392, 472628, 490806, 654408, 708942, 945256, 981612, 1063413, 1417884, 1963224, 2126826, 2835768, 3190239, 4253652, 6380478, 8507304, 12760956, 25521912]

約数ペア:

[(1, 25521912), (2, 12760956), (3, 8507304), (4, 6380478), (6, 4253652), (8, 3190239), (9, 2835768), (12, 2126826), (13, 1963224), (18, 1417884), (24, 1063413), (26, 981612), (27, 945256), (36, 708942), (39, 654408), (52, 490806), (54, 472628), (61, 418392), (72, 354471), (78, 327204), (104, 245403), (108, 236314), (117, 218136), (122, 209196), (149, 171288), (156, 163602), (183, 139464), (216, 118157), (234, 109068), (244, 104598), (298, 85644), (312, 81801), (351, 72712), (366, 69732), (447, 57096), (468, 54534), (488, 52299), (549, 46488), (596, 42822), (702, 36356), (732, 34866), (793, 32184), (894, 28548), (936, 27267), (1098, 23244), (1192, 21411), (1341, 19032), (1404, 18178), (1464, 17433), (1586, 16092), (1647, 15496), (1788, 14274), (1937, 13176), (2196, 11622), (2379, 10728), (2682, 9516), (2808, 9089), (3172, 8046), (3294, 7748), (3576, 7137), (3874, 6588), (4023, 6344), (4392, 5811), (4758, 5364)]