49667720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:998

約数の個数: 64

約数和(自身を含む): 118195200

約数和(自身を除く): 68527480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 376, 470, 580, 911, 940, 1160, 1363, 1822, 1880, 2726, 3644, 4555, 5452, 6815, 7288, 9110, 10904, 13630, 18220, 26419, 27260, 36440, 42817, 52838, 54520, 85634, 105676, 132095, 171268, 211352, 214085, 264190, 342536, 428170, 528380, 856340, 1056760, 1241693, 1712680, 2483386, 4966772, 6208465, 9933544, 12416930, 24833860, 49667720]

約数ペア:

[(1, 49667720), (2, 24833860), (4, 12416930), (5, 9933544), (8, 6208465), (10, 4966772), (20, 2483386), (29, 1712680), (40, 1241693), (47, 1056760), (58, 856340), (94, 528380), (116, 428170), (145, 342536), (188, 264190), (232, 214085), (235, 211352), (290, 171268), (376, 132095), (470, 105676), (580, 85634), (911, 54520), (940, 52838), (1160, 42817), (1363, 36440), (1822, 27260), (1880, 26419), (2726, 18220), (3644, 13630), (4555, 10904), (5452, 9110), (6815, 7288)]