25405128

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 84474000

約数和(自身を除く): 59068872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 294, 342, 379, 392, 399, 441, 456, 504, 532, 588, 684, 758, 798, 882, 931, 1064, 1137, 1176, 1197, 1368, 1516, 1596, 1764, 1862, 2274, 2394, 2653, 2793, 3032, 3192, 3411, 3528, 3724, 4548, 4788, 5306, 5586, 6822, 7201, 7448, 7959, 8379, 9096, 9576, 10612, 11172, 13644, 14402, 15918, 16758, 18571, 21224, 21603, 22344, 23877, 27288, 28804, 31836, 33516, 37142, 43206, 47754, 50407, 55713, 57608, 63672, 64809, 67032, 74284, 86412, 95508, 100814, 111426, 129618, 148568, 151221, 167139, 172824, 191016, 201628, 222852, 259236, 302442, 334278, 352849, 403256, 445704, 453663, 518472, 604884, 668556, 705698, 907326, 1058547, 1209768, 1337112, 1411396, 1814652, 2117094, 2822792, 3175641, 3629304, 4234188, 6351282, 8468376, 12702564, 25405128]

約数ペア:

[(1, 25405128), (2, 12702564), (3, 8468376), (4, 6351282), (6, 4234188), (7, 3629304), (8, 3175641), (9, 2822792), (12, 2117094), (14, 1814652), (18, 1411396), (19, 1337112), (21, 1209768), (24, 1058547), (28, 907326), (36, 705698), (38, 668556), (42, 604884), (49, 518472), (56, 453663), (57, 445704), (63, 403256), (72, 352849), (76, 334278), (84, 302442), (98, 259236), (114, 222852), (126, 201628), (133, 191016), (147, 172824), (152, 167139), (168, 151221), (171, 148568), (196, 129618), (228, 111426), (252, 100814), (266, 95508), (294, 86412), (342, 74284), (379, 67032), (392, 64809), (399, 63672), (441, 57608), (456, 55713), (504, 50407), (532, 47754), (588, 43206), (684, 37142), (758, 33516), (798, 31836), (882, 28804), (931, 27288), (1064, 23877), (1137, 22344), (1176, 21603), (1197, 21224), (1368, 18571), (1516, 16758), (1596, 15918), (1764, 14402), (1862, 13644), (2274, 11172), (2394, 10612), (2653, 9576), (2793, 9096), (3032, 8379), (3192, 7959), (3411, 7448), (3528, 7201), (3724, 6822), (4548, 5586), (4788, 5306)]