84638350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 173058120

約数和(自身を除く): 88419770

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 53, 82, 95, 106, 190, 205, 265, 410, 475, 530, 779, 950, 1007, 1025, 1325, 1558, 1681, 2014, 2050, 2173, 2650, 3362, 3895, 4346, 5035, 7790, 8405, 10070, 10865, 16810, 19475, 21730, 25175, 31939, 38950, 41287, 42025, 50350, 54325, 63878, 82574, 84050, 89093, 108650, 159695, 178186, 206435, 319390, 412870, 445465, 798475, 890930, 1032175, 1596950, 1692767, 2064350, 2227325, 3385534, 4454650, 8463835, 16927670, 42319175, 84638350]

約数ペア:

[(1, 84638350), (2, 42319175), (5, 16927670), (10, 8463835), (19, 4454650), (25, 3385534), (38, 2227325), (41, 2064350), (50, 1692767), (53, 1596950), (82, 1032175), (95, 890930), (106, 798475), (190, 445465), (205, 412870), (265, 319390), (410, 206435), (475, 178186), (530, 159695), (779, 108650), (950, 89093), (1007, 84050), (1025, 82574), (1325, 63878), (1558, 54325), (1681, 50350), (2014, 42025), (2050, 41287), (2173, 38950), (2650, 31939), (3362, 25175), (3895, 21730), (4346, 19475), (5035, 16810), (7790, 10865), (8405, 10070)]