649760384

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^2\times {\mathrm{613}}^1$

素因数の和:667

約数の個数: 144

約数和(自身を含む): 1633181670

約数和(自身を除く): 983421286

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 169, 182, 196, 208, 224, 338, 364, 392, 416, 448, 613, 637, 676, 728, 784, 832, 896, 1183, 1226, 1274, 1352, 1456, 1568, 1664, 2366, 2452, 2548, 2704, 2912, 3136, 4291, 4732, 4904, 5096, 5408, 5824, 6272, 7969, 8281, 8582, 9464, 9808, 10192, 10816, 11648, 15938, 16562, 17164, 18928, 19616, 20384, 21632, 30037, 31876, 33124, 34328, 37856, 39232, 40768, 55783, 60074, 63752, 66248, 68656, 75712, 78464, 81536, 103597, 111566, 120148, 127504, 132496, 137312, 151424, 207194, 223132, 240296, 255008, 264992, 274624, 390481, 414388, 446264, 480592, 510016, 529984, 549248, 725179, 780962, 828776, 892528, 961184, 1020032, 1059968, 1450358, 1561924, 1657552, 1785056, 1922368, 2900716, 3123848, 3315104, 3570112, 3844736, 5076253, 5801432, 6247696, 6630208, 7140224, 10152506, 11602864, 12495392, 13260416, 20305012, 23205728, 24990784, 40610024, 46411456, 49981568, 81220048, 92822912, 162440096, 324880192, 649760384]

約数ペア:

[(1, 649760384), (2, 324880192), (4, 162440096), (7, 92822912), (8, 81220048), (13, 49981568), (14, 46411456), (16, 40610024), (26, 24990784), (28, 23205728), (32, 20305012), (49, 13260416), (52, 12495392), (56, 11602864), (64, 10152506), (91, 7140224), (98, 6630208), (104, 6247696), (112, 5801432), (128, 5076253), (169, 3844736), (182, 3570112), (196, 3315104), (208, 3123848), (224, 2900716), (338, 1922368), (364, 1785056), (392, 1657552), (416, 1561924), (448, 1450358), (613, 1059968), (637, 1020032), (676, 961184), (728, 892528), (784, 828776), (832, 780962), (896, 725179), (1183, 549248), (1226, 529984), (1274, 510016), (1352, 480592), (1456, 446264), (1568, 414388), (1664, 390481), (2366, 274624), (2452, 264992), (2548, 255008), (2704, 240296), (2912, 223132), (3136, 207194), (4291, 151424), (4732, 137312), (4904, 132496), (5096, 127504), (5408, 120148), (5824, 111566), (6272, 103597), (7969, 81536), (8281, 78464), (8582, 75712), (9464, 68656), (9808, 66248), (10192, 63752), (10816, 60074), (11648, 55783), (15938, 40768), (16562, 39232), (17164, 37856), (18928, 34328), (19616, 33124), (20384, 31876), (21632, 30037)]