2641963688

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2281}}^1$

素因数の和:2387

約数の個数: 128

約数和(自身を含む): 6410046720

約数和(自身を除く): 3768083032

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 43, 52, 56, 74, 86, 91, 104, 148, 172, 182, 259, 296, 301, 344, 364, 481, 518, 559, 602, 728, 962, 1036, 1118, 1204, 1591, 1924, 2072, 2236, 2281, 2408, 3182, 3367, 3848, 3913, 4472, 4562, 6364, 6734, 7826, 9124, 11137, 12728, 13468, 15652, 15967, 18248, 20683, 22274, 26936, 29653, 31304, 31934, 41366, 44548, 59306, 63868, 82732, 84397, 89096, 98083, 118612, 127736, 144781, 165464, 168794, 196166, 207571, 237224, 289562, 337588, 392332, 415142, 579124, 590779, 675176, 686581, 784664, 830284, 1097161, 1158248, 1181558, 1275079, 1373162, 1660568, 2194322, 2363116, 2550158, 2746324, 3629071, 4388644, 4726232, 5100316, 5492648, 7258142, 7680127, 8777288, 8925553, 10200632, 14516284, 15360254, 17851106, 25403497, 29032568, 30720508, 35702212, 47177923, 50806994, 61441016, 71404424, 94355846, 101613988, 188711692, 203227976, 330245461, 377423384, 660490922, 1320981844, 2641963688]

約数ペア:

[(1, 2641963688), (2, 1320981844), (4, 660490922), (7, 377423384), (8, 330245461), (13, 203227976), (14, 188711692), (26, 101613988), (28, 94355846), (37, 71404424), (43, 61441016), (52, 50806994), (56, 47177923), (74, 35702212), (86, 30720508), (91, 29032568), (104, 25403497), (148, 17851106), (172, 15360254), (182, 14516284), (259, 10200632), (296, 8925553), (301, 8777288), (344, 7680127), (364, 7258142), (481, 5492648), (518, 5100316), (559, 4726232), (602, 4388644), (728, 3629071), (962, 2746324), (1036, 2550158), (1118, 2363116), (1204, 2194322), (1591, 1660568), (1924, 1373162), (2072, 1275079), (2236, 1181558), (2281, 1158248), (2408, 1097161), (3182, 830284), (3367, 784664), (3848, 686581), (3913, 675176), (4472, 590779), (4562, 579124), (6364, 415142), (6734, 392332), (7826, 337588), (9124, 289562), (11137, 237224), (12728, 207571), (13468, 196166), (15652, 168794), (15967, 165464), (18248, 144781), (20683, 127736), (22274, 118612), (26936, 98083), (29653, 89096), (31304, 84397), (31934, 82732), (41366, 63868), (44548, 59306)]