49291720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 114670080

約数和(自身を除く): 65378360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 157, 167, 188, 235, 314, 334, 376, 470, 628, 668, 785, 835, 940, 1256, 1336, 1570, 1670, 1880, 3140, 3340, 6280, 6680, 7379, 7849, 14758, 15698, 26219, 29516, 31396, 36895, 39245, 52438, 59032, 62792, 73790, 78490, 104876, 131095, 147580, 156980, 209752, 262190, 295160, 313960, 524380, 1048760, 1232293, 2464586, 4929172, 6161465, 9858344, 12322930, 24645860, 49291720]

約数ペア:

[(1, 49291720), (2, 24645860), (4, 12322930), (5, 9858344), (8, 6161465), (10, 4929172), (20, 2464586), (40, 1232293), (47, 1048760), (94, 524380), (157, 313960), (167, 295160), (188, 262190), (235, 209752), (314, 156980), (334, 147580), (376, 131095), (470, 104876), (628, 78490), (668, 73790), (785, 62792), (835, 59032), (940, 52438), (1256, 39245), (1336, 36895), (1570, 31396), (1670, 29516), (1880, 26219), (3140, 15698), (3340, 14758), (6280, 7849), (6680, 7379)]