2639405584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{587}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 5533145856

約数和(自身を除く): 2893740272

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 271, 272, 488, 542, 587, 976, 1037, 1084, 1174, 2074, 2168, 2348, 4148, 4336, 4607, 4696, 8296, 9214, 9392, 9979, 16531, 16592, 18428, 19958, 33062, 35807, 36856, 39916, 66124, 71614, 73712, 79832, 132248, 143228, 159077, 159664, 264496, 281027, 286456, 318154, 562054, 572912, 608719, 636308, 1124108, 1217438, 1272616, 2248216, 2434876, 2545232, 2704309, 4496432, 4869752, 5408618, 9703697, 9739504, 10817236, 19407394, 21634472, 38814788, 43268944, 77629576, 155259152, 164962849, 329925698, 659851396, 1319702792, 2639405584]

約数ペア:

[(1, 2639405584), (2, 1319702792), (4, 659851396), (8, 329925698), (16, 164962849), (17, 155259152), (34, 77629576), (61, 43268944), (68, 38814788), (122, 21634472), (136, 19407394), (244, 10817236), (271, 9739504), (272, 9703697), (488, 5408618), (542, 4869752), (587, 4496432), (976, 2704309), (1037, 2545232), (1084, 2434876), (1174, 2248216), (2074, 1272616), (2168, 1217438), (2348, 1124108), (4148, 636308), (4336, 608719), (4607, 572912), (4696, 562054), (8296, 318154), (9214, 286456), (9392, 281027), (9979, 264496), (16531, 159664), (16592, 159077), (18428, 143228), (19958, 132248), (33062, 79832), (35807, 73712), (36856, 71614), (39916, 66124)]