278051569190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{971}}^1\times {\mathrm{1613}}^1$

素因数の和:3065

約数の個数: 64

約数和(自身を含む): 514732180032

約数和(自身を除く): 236680610842

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 433, 866, 971, 1613, 1942, 2165, 3226, 4330, 4855, 8065, 9710, 16130, 17753, 35506, 39811, 66133, 79622, 88765, 132266, 177530, 199055, 330665, 398110, 420443, 661330, 698429, 840886, 1396858, 1566223, 2102215, 3132446, 3492145, 4204430, 6984290, 7831115, 15662230, 17238163, 28635589, 34476326, 57271178, 64215143, 86190815, 128430286, 143177945, 172381630, 286355890, 321075715, 642151430, 678174559, 1356349118, 3390872795, 6781745590, 27805156919, 55610313838, 139025784595, 278051569190]

約数ペア:

[(1, 278051569190), (2, 139025784595), (5, 55610313838), (10, 27805156919), (41, 6781745590), (82, 3390872795), (205, 1356349118), (410, 678174559), (433, 642151430), (866, 321075715), (971, 286355890), (1613, 172381630), (1942, 143177945), (2165, 128430286), (3226, 86190815), (4330, 64215143), (4855, 57271178), (8065, 34476326), (9710, 28635589), (16130, 17238163), (17753, 15662230), (35506, 7831115), (39811, 6984290), (66133, 4204430), (79622, 3492145), (88765, 3132446), (132266, 2102215), (177530, 1566223), (199055, 1396858), (330665, 840886), (398110, 698429), (420443, 661330)]