2001609728

素因数分解:

$2^{10}\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:435

約数の個数: 88

約数和(自身を含む): 4107100800

約数和(自身を除く): 2105491072

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 109, 128, 158, 218, 227, 256, 316, 436, 454, 512, 632, 872, 908, 1024, 1264, 1744, 1816, 2528, 3488, 3632, 5056, 6976, 7264, 8611, 10112, 13952, 14528, 17222, 17933, 20224, 24743, 27904, 29056, 34444, 35866, 40448, 49486, 55808, 58112, 68888, 71732, 80896, 98972, 111616, 116224, 137776, 143464, 197944, 232448, 275552, 286928, 395888, 551104, 573856, 791776, 1102208, 1147712, 1583552, 1954697, 2204416, 2295424, 3167104, 3909394, 4408832, 4590848, 6334208, 7818788, 8817664, 9181696, 12668416, 15637576, 18363392, 25336832, 31275152, 62550304, 125100608, 250201216, 500402432, 1000804864, 2001609728]

約数ペア:

[(1, 2001609728), (2, 1000804864), (4, 500402432), (8, 250201216), (16, 125100608), (32, 62550304), (64, 31275152), (79, 25336832), (109, 18363392), (128, 15637576), (158, 12668416), (218, 9181696), (227, 8817664), (256, 7818788), (316, 6334208), (436, 4590848), (454, 4408832), (512, 3909394), (632, 3167104), (872, 2295424), (908, 2204416), (1024, 1954697), (1264, 1583552), (1744, 1147712), (1816, 1102208), (2528, 791776), (3488, 573856), (3632, 551104), (5056, 395888), (6976, 286928), (7264, 275552), (8611, 232448), (10112, 197944), (13952, 143464), (14528, 137776), (17222, 116224), (17933, 111616), (20224, 98972), (24743, 80896), (27904, 71732), (29056, 68888), (34444, 58112), (35866, 55808), (40448, 49486)]