291250907180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1\times {\mathrm{4493}}^1$

素因数の和:5139

約数の個数: 96

約数和(自身を含む): 632607796800

約数和(自身を除く): 341356889620

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 251, 349, 370, 502, 698, 740, 1004, 1255, 1396, 1745, 2510, 3490, 4493, 5020, 6980, 8986, 9287, 12913, 17972, 18574, 22465, 25826, 37148, 44930, 46435, 51652, 64565, 87599, 89860, 92870, 129130, 166241, 175198, 185740, 258260, 332482, 350396, 437995, 664964, 831205, 875990, 1127743, 1568057, 1662410, 1751980, 2255486, 3136114, 3241163, 3324820, 4510972, 5638715, 6272228, 6482326, 7840285, 11277430, 12964652, 15680570, 16205815, 22554860, 31361140, 32411630, 41726491, 58018109, 64823260, 83452982, 116036218, 166905964, 208632455, 232072436, 290090545, 393582307, 417264910, 580181090, 787164614, 834529820, 1160362180, 1574329228, 1967911535, 3935823070, 7871646140, 14562545359, 29125090718, 58250181436, 72812726795, 145625453590, 291250907180]

約数ペア:

[(1, 291250907180), (2, 145625453590), (4, 72812726795), (5, 58250181436), (10, 29125090718), (20, 14562545359), (37, 7871646140), (74, 3935823070), (148, 1967911535), (185, 1574329228), (251, 1160362180), (349, 834529820), (370, 787164614), (502, 580181090), (698, 417264910), (740, 393582307), (1004, 290090545), (1255, 232072436), (1396, 208632455), (1745, 166905964), (2510, 116036218), (3490, 83452982), (4493, 64823260), (5020, 58018109), (6980, 41726491), (8986, 32411630), (9287, 31361140), (12913, 22554860), (17972, 16205815), (18574, 15680570), (22465, 12964652), (25826, 11277430), (37148, 7840285), (44930, 6482326), (46435, 6272228), (51652, 5638715), (64565, 4510972), (87599, 3324820), (89860, 3241163), (92870, 3136114), (129130, 2255486), (166241, 1751980), (175198, 1662410), (185740, 1568057), (258260, 1127743), (332482, 875990), (350396, 831205), (437995, 664964)]