85601080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{691}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 204278400

約数和(自身を除く): 118677320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 163, 190, 326, 380, 652, 691, 760, 815, 1304, 1382, 1630, 2764, 3097, 3260, 3455, 5528, 6194, 6520, 6910, 12388, 13129, 13820, 15485, 24776, 26258, 27640, 30970, 52516, 61940, 65645, 105032, 112633, 123880, 131290, 225266, 262580, 450532, 525160, 563165, 901064, 1126330, 2140027, 2252660, 4280054, 4505320, 8560108, 10700135, 17120216, 21400270, 42800540, 85601080]

約数ペア:

[(1, 85601080), (2, 42800540), (4, 21400270), (5, 17120216), (8, 10700135), (10, 8560108), (19, 4505320), (20, 4280054), (38, 2252660), (40, 2140027), (76, 1126330), (95, 901064), (152, 563165), (163, 525160), (190, 450532), (326, 262580), (380, 225266), (652, 131290), (691, 123880), (760, 112633), (815, 105032), (1304, 65645), (1382, 61940), (1630, 52516), (2764, 30970), (3097, 27640), (3260, 26258), (3455, 24776), (5528, 15485), (6194, 13820), (6520, 13129), (6910, 12388)]