890999536

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 2099959344

約数和(自身を除く): 1208959808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 53, 56, 82, 98, 106, 112, 164, 196, 212, 287, 328, 371, 392, 424, 523, 574, 656, 742, 784, 848, 1046, 1148, 1484, 2009, 2092, 2173, 2296, 2597, 2968, 3661, 4018, 4184, 4346, 4592, 5194, 5936, 7322, 8036, 8368, 8692, 10388, 14644, 15211, 16072, 17384, 20776, 21443, 25627, 27719, 29288, 30422, 32144, 34768, 41552, 42886, 51254, 55438, 58576, 60844, 85772, 102508, 106477, 110876, 121688, 150101, 171544, 194033, 205016, 212954, 221752, 243376, 300202, 343088, 388066, 410032, 425908, 443504, 600404, 776132, 851816, 1050707, 1136479, 1200808, 1358231, 1552264, 1703632, 2101414, 2272958, 2401616, 2716462, 3104528, 4202828, 4545916, 5432924, 7955353, 8405656, 9091832, 10865848, 15910706, 16811312, 18183664, 21731696, 31821412, 55687471, 63642824, 111374942, 127285648, 222749884, 445499768, 890999536]

約数ペア:

[(1, 890999536), (2, 445499768), (4, 222749884), (7, 127285648), (8, 111374942), (14, 63642824), (16, 55687471), (28, 31821412), (41, 21731696), (49, 18183664), (53, 16811312), (56, 15910706), (82, 10865848), (98, 9091832), (106, 8405656), (112, 7955353), (164, 5432924), (196, 4545916), (212, 4202828), (287, 3104528), (328, 2716462), (371, 2401616), (392, 2272958), (424, 2101414), (523, 1703632), (574, 1552264), (656, 1358231), (742, 1200808), (784, 1136479), (848, 1050707), (1046, 851816), (1148, 776132), (1484, 600404), (2009, 443504), (2092, 425908), (2173, 410032), (2296, 388066), (2597, 343088), (2968, 300202), (3661, 243376), (4018, 221752), (4184, 212954), (4346, 205016), (4592, 194033), (5194, 171544), (5936, 150101), (7322, 121688), (8036, 110876), (8368, 106477), (8692, 102508), (10388, 85772), (14644, 60844), (15211, 58576), (16072, 55438), (17384, 51254), (20776, 42886), (21443, 41552), (25627, 34768), (27719, 32144), (29288, 30422)]