38450800

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1106

約数の個数: 60

約数和(自身を含む): 93424576

約数和(自身を除く): 54973776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 776, 970, 991, 1552, 1940, 1982, 2425, 3880, 3964, 4850, 4955, 7760, 7928, 9700, 9910, 15856, 19400, 19820, 24775, 38800, 39640, 49550, 79280, 96127, 99100, 192254, 198200, 384508, 396400, 480635, 769016, 961270, 1538032, 1922540, 2403175, 3845080, 4806350, 7690160, 9612700, 19225400, 38450800]

約数ペア:

[(1, 38450800), (2, 19225400), (4, 9612700), (5, 7690160), (8, 4806350), (10, 3845080), (16, 2403175), (20, 1922540), (25, 1538032), (40, 961270), (50, 769016), (80, 480635), (97, 396400), (100, 384508), (194, 198200), (200, 192254), (388, 99100), (400, 96127), (485, 79280), (776, 49550), (970, 39640), (991, 38800), (1552, 24775), (1940, 19820), (1982, 19400), (2425, 15856), (3880, 9910), (3964, 9700), (4850, 7928), (4955, 7760)]