65871988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 149913344

約数和(自身を除く): 84041356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 67, 73, 74, 91, 134, 146, 148, 182, 259, 268, 292, 364, 469, 481, 511, 518, 871, 938, 949, 962, 1022, 1036, 1742, 1876, 1898, 1924, 2044, 2479, 2701, 3367, 3484, 3796, 4891, 4958, 5402, 6097, 6643, 6734, 9782, 9916, 10804, 12194, 13286, 13468, 17353, 18907, 19564, 24388, 26572, 32227, 34237, 34706, 35113, 37814, 63583, 64454, 68474, 69412, 70226, 75628, 127166, 128908, 136948, 140452, 180967, 225589, 245791, 254332, 361934, 445081, 451178, 491582, 723868, 890162, 902356, 983164, 1266769, 1780324, 2352571, 2533538, 4705142, 5067076, 9410284, 16467997, 32935994, 65871988]

約数ペア:

[(1, 65871988), (2, 32935994), (4, 16467997), (7, 9410284), (13, 5067076), (14, 4705142), (26, 2533538), (28, 2352571), (37, 1780324), (52, 1266769), (67, 983164), (73, 902356), (74, 890162), (91, 723868), (134, 491582), (146, 451178), (148, 445081), (182, 361934), (259, 254332), (268, 245791), (292, 225589), (364, 180967), (469, 140452), (481, 136948), (511, 128908), (518, 127166), (871, 75628), (938, 70226), (949, 69412), (962, 68474), (1022, 64454), (1036, 63583), (1742, 37814), (1876, 35113), (1898, 34706), (1924, 34237), (2044, 32227), (2479, 26572), (2701, 24388), (3367, 19564), (3484, 18907), (3796, 17353), (4891, 13468), (4958, 13286), (5402, 12194), (6097, 10804), (6643, 9916), (6734, 9782)]