657380048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{379}}^1$

素因数の和:700

約数の個数: 80

約数和(自身を含む): 1424908800

約数和(自身を除く): 767528752

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 269, 379, 403, 496, 538, 758, 806, 1076, 1516, 1612, 2152, 3032, 3224, 3497, 4304, 4927, 6064, 6448, 6994, 8339, 9854, 11749, 13988, 16678, 19708, 23498, 27976, 33356, 39416, 46996, 55952, 66712, 78832, 93992, 101951, 108407, 133424, 152737, 187984, 203902, 216814, 305474, 407804, 433628, 610948, 815608, 867256, 1221896, 1325363, 1631216, 1734512, 2443792, 2650726, 3160481, 5301452, 6320962, 10602904, 12641924, 21205808, 25283848, 41086253, 50567696, 82172506, 164345012, 328690024, 657380048]

約数ペア:

[(1, 657380048), (2, 328690024), (4, 164345012), (8, 82172506), (13, 50567696), (16, 41086253), (26, 25283848), (31, 21205808), (52, 12641924), (62, 10602904), (104, 6320962), (124, 5301452), (208, 3160481), (248, 2650726), (269, 2443792), (379, 1734512), (403, 1631216), (496, 1325363), (538, 1221896), (758, 867256), (806, 815608), (1076, 610948), (1516, 433628), (1612, 407804), (2152, 305474), (3032, 216814), (3224, 203902), (3497, 187984), (4304, 152737), (4927, 133424), (6064, 108407), (6448, 101951), (6994, 93992), (8339, 78832), (9854, 66712), (11749, 55952), (13988, 46996), (16678, 39416), (19708, 33356), (23498, 27976)]