42897280

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 103758480

約数和(自身を除く): 60861200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 691, 776, 970, 1382, 1552, 1940, 2764, 3104, 3455, 3880, 5528, 6208, 6910, 7760, 11056, 12416, 13820, 15520, 22112, 27640, 31040, 44224, 55280, 62080, 67027, 88448, 110560, 134054, 221120, 268108, 335135, 442240, 536216, 670270, 1072432, 1340540, 2144864, 2681080, 4289728, 5362160, 8579456, 10724320, 21448640, 42897280]

約数ペア:

[(1, 42897280), (2, 21448640), (4, 10724320), (5, 8579456), (8, 5362160), (10, 4289728), (16, 2681080), (20, 2144864), (32, 1340540), (40, 1072432), (64, 670270), (80, 536216), (97, 442240), (128, 335135), (160, 268108), (194, 221120), (320, 134054), (388, 110560), (485, 88448), (640, 67027), (691, 62080), (776, 55280), (970, 44224), (1382, 31040), (1552, 27640), (1940, 22112), (2764, 15520), (3104, 13820), (3455, 12416), (3880, 11056), (5528, 7760), (6208, 6910)]