16912081600

素因数分解:

$2^6\times 5^2\times {\mathrm{661}}^1\times {\mathrm{15991}}^1$

素因数の和:16674

約数の個数: 84

約数和(自身を含む): 41679853648

約数和(自身を除く): 24767772048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 661, 800, 1322, 1600, 2644, 3305, 5288, 6610, 10576, 13220, 15991, 16525, 21152, 26440, 31982, 33050, 42304, 52880, 63964, 66100, 79955, 105760, 127928, 132200, 159910, 211520, 255856, 264400, 319820, 399775, 511712, 528800, 639640, 799550, 1023424, 1057600, 1279280, 1599100, 2558560, 3198200, 5117120, 6396400, 10570051, 12792800, 21140102, 25585600, 42280204, 52850255, 84560408, 105700510, 169120816, 211401020, 264251275, 338241632, 422802040, 528502550, 676483264, 845604080, 1057005100, 1691208160, 2114010200, 3382416320, 4228020400, 8456040800, 16912081600]

約数ペア:

[(1, 16912081600), (2, 8456040800), (4, 4228020400), (5, 3382416320), (8, 2114010200), (10, 1691208160), (16, 1057005100), (20, 845604080), (25, 676483264), (32, 528502550), (40, 422802040), (50, 338241632), (64, 264251275), (80, 211401020), (100, 169120816), (160, 105700510), (200, 84560408), (320, 52850255), (400, 42280204), (661, 25585600), (800, 21140102), (1322, 12792800), (1600, 10570051), (2644, 6396400), (3305, 5117120), (5288, 3198200), (6610, 2558560), (10576, 1599100), (13220, 1279280), (15991, 1057600), (16525, 1023424), (21152, 799550), (26440, 639640), (31982, 528800), (33050, 511712), (42304, 399775), (52880, 319820), (63964, 264400), (66100, 255856), (79955, 211520), (105760, 159910), (127928, 132200)]