979627280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3911}}^1$

素因数の和:4056

約数の個数: 80

約数和(自身を含む): 2374990848

約数和(自身を除く): 1395363568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 248, 310, 404, 496, 505, 620, 808, 1010, 1240, 1616, 2020, 2480, 3131, 3911, 4040, 6262, 7822, 8080, 12524, 15644, 15655, 19555, 25048, 31288, 31310, 39110, 50096, 62576, 62620, 78220, 121241, 125240, 156440, 242482, 250480, 312880, 395011, 484964, 606205, 790022, 969928, 1212410, 1580044, 1939856, 1975055, 2424820, 3160088, 3950110, 4849640, 6320176, 7900220, 9699280, 12245341, 15800440, 24490682, 31600880, 48981364, 61226705, 97962728, 122453410, 195925456, 244906820, 489813640, 979627280]

約数ペア:

[(1, 979627280), (2, 489813640), (4, 244906820), (5, 195925456), (8, 122453410), (10, 97962728), (16, 61226705), (20, 48981364), (31, 31600880), (40, 24490682), (62, 15800440), (80, 12245341), (101, 9699280), (124, 7900220), (155, 6320176), (202, 4849640), (248, 3950110), (310, 3160088), (404, 2424820), (496, 1975055), (505, 1939856), (620, 1580044), (808, 1212410), (1010, 969928), (1240, 790022), (1616, 606205), (2020, 484964), (2480, 395011), (3131, 312880), (3911, 250480), (4040, 242482), (6262, 156440), (7822, 125240), (8080, 121241), (12524, 78220), (15644, 62620), (15655, 62576), (19555, 50096), (25048, 39110), (31288, 31310)]