50478780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 164898720

約数和(自身を除く): 114419940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 165, 170, 187, 204, 220, 242, 255, 330, 340, 363, 374, 409, 484, 510, 561, 605, 660, 726, 748, 818, 935, 1020, 1122, 1210, 1227, 1452, 1636, 1815, 1870, 2045, 2057, 2244, 2420, 2454, 2805, 3630, 3740, 4090, 4114, 4499, 4908, 5610, 6135, 6171, 6953, 7260, 8180, 8228, 8998, 10285, 11220, 12270, 12342, 13497, 13906, 17996, 20570, 20859, 22495, 24540, 24684, 26994, 27812, 30855, 34765, 41140, 41718, 44990, 49489, 53988, 61710, 67485, 69530, 76483, 83436, 89980, 98978, 104295, 123420, 134970, 139060, 148467, 152966, 197956, 208590, 229449, 247445, 269940, 296934, 305932, 382415, 417180, 458898, 494890, 593868, 742335, 764830, 841313, 917796, 989780, 1147245, 1484670, 1529660, 1682626, 2294490, 2523939, 2969340, 3365252, 4206565, 4588980, 5047878, 8413130, 10095756, 12619695, 16826260, 25239390, 50478780]

約数ペア:

[(1, 50478780), (2, 25239390), (3, 16826260), (4, 12619695), (5, 10095756), (6, 8413130), (10, 5047878), (11, 4588980), (12, 4206565), (15, 3365252), (17, 2969340), (20, 2523939), (22, 2294490), (30, 1682626), (33, 1529660), (34, 1484670), (44, 1147245), (51, 989780), (55, 917796), (60, 841313), (66, 764830), (68, 742335), (85, 593868), (102, 494890), (110, 458898), (121, 417180), (132, 382415), (165, 305932), (170, 296934), (187, 269940), (204, 247445), (220, 229449), (242, 208590), (255, 197956), (330, 152966), (340, 148467), (363, 139060), (374, 134970), (409, 123420), (484, 104295), (510, 98978), (561, 89980), (605, 83436), (660, 76483), (726, 69530), (748, 67485), (818, 61710), (935, 53988), (1020, 49489), (1122, 44990), (1210, 41718), (1227, 41140), (1452, 34765), (1636, 30855), (1815, 27812), (1870, 26994), (2045, 24684), (2057, 24540), (2244, 22495), (2420, 20859), (2454, 20570), (2805, 17996), (3630, 13906), (3740, 13497), (4090, 12342), (4114, 12270), (4499, 11220), (4908, 10285), (5610, 8998), (6135, 8228), (6171, 8180), (6953, 7260)]