50940520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 122068800

約数和(自身を除く): 71128280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 485, 691, 760, 776, 970, 1382, 1843, 1940, 2764, 3455, 3686, 3880, 5528, 6910, 7372, 9215, 13129, 13820, 14744, 18430, 26258, 27640, 36860, 52516, 65645, 67027, 73720, 105032, 131290, 134054, 262580, 268108, 335135, 525160, 536216, 670270, 1273513, 1340540, 2547026, 2681080, 5094052, 6367565, 10188104, 12735130, 25470260, 50940520]

約数ペア:

[(1, 50940520), (2, 25470260), (4, 12735130), (5, 10188104), (8, 6367565), (10, 5094052), (19, 2681080), (20, 2547026), (38, 1340540), (40, 1273513), (76, 670270), (95, 536216), (97, 525160), (152, 335135), (190, 268108), (194, 262580), (380, 134054), (388, 131290), (485, 105032), (691, 73720), (760, 67027), (776, 65645), (970, 52516), (1382, 36860), (1843, 27640), (1940, 26258), (2764, 18430), (3455, 14744), (3686, 13820), (3880, 13129), (5528, 9215), (6910, 7372)]