8681357.00000000

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13007}}^1$

素因数の和:13053

約数の個数: 48

約数和(自身を含む): 157344768

約数和(自身を除く): 92830048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13007, 26014, 52028, 65035, 104056, 130070, 208112, 260140, 403217, 416224, 520280, 806434, 1040560, 1612868, 2016085, 2081120, 3225736, 4032170, 6451472, 8064340, 12902944, 16128680, 32257360, 64514720]

約数ペア:

[(1, 64514720), (2, 32257360), (4, 16128680), (5, 12902944), (8, 8064340), (10, 6451472), (16, 4032170), (20, 3225736), (31, 2081120), (32, 2016085), (40, 1612868), (62, 1040560), (80, 806434), (124, 520280), (155, 416224), (160, 403217), (248, 260140), (310, 208112), (496, 130070), (620, 104056), (992, 65035), (1240, 52028), (2480, 26014), (4960, 13007)]