49545160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 137088000

約数和(自身を除く): 87542840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 67, 70, 76, 95, 133, 134, 139, 140, 152, 190, 266, 268, 278, 280, 335, 380, 469, 532, 536, 556, 665, 670, 695, 760, 938, 973, 1064, 1112, 1273, 1330, 1340, 1390, 1876, 1946, 2345, 2546, 2641, 2660, 2680, 2780, 3752, 3892, 4690, 4865, 5092, 5282, 5320, 5560, 6365, 7784, 8911, 9313, 9380, 9730, 10184, 10564, 12730, 13205, 17822, 18487, 18626, 18760, 19460, 21128, 25460, 26410, 35644, 36974, 37252, 38920, 44555, 46565, 50920, 52820, 65191, 71288, 73948, 74504, 89110, 92435, 93130, 105640, 130382, 147896, 176947, 178220, 184870, 186260, 260764, 325955, 353894, 356440, 369740, 372520, 521528, 651910, 707788, 739480, 884735, 1238629, 1303820, 1415576, 1769470, 2477258, 2607640, 3538940, 4954516, 6193145, 7077880, 9909032, 12386290, 24772580, 49545160]

約数ペア:

[(1, 49545160), (2, 24772580), (4, 12386290), (5, 9909032), (7, 7077880), (8, 6193145), (10, 4954516), (14, 3538940), (19, 2607640), (20, 2477258), (28, 1769470), (35, 1415576), (38, 1303820), (40, 1238629), (56, 884735), (67, 739480), (70, 707788), (76, 651910), (95, 521528), (133, 372520), (134, 369740), (139, 356440), (140, 353894), (152, 325955), (190, 260764), (266, 186260), (268, 184870), (278, 178220), (280, 176947), (335, 147896), (380, 130382), (469, 105640), (532, 93130), (536, 92435), (556, 89110), (665, 74504), (670, 73948), (695, 71288), (760, 65191), (938, 52820), (973, 50920), (1064, 46565), (1112, 44555), (1273, 38920), (1330, 37252), (1340, 36974), (1390, 35644), (1876, 26410), (1946, 25460), (2345, 21128), (2546, 19460), (2641, 18760), (2660, 18626), (2680, 18487), (2780, 17822), (3752, 13205), (3892, 12730), (4690, 10564), (4865, 10184), (5092, 9730), (5282, 9380), (5320, 9313), (5560, 8911), (6365, 7784)]