20401716800

素因数分解:

$2^6\times 5^2\times {\mathrm{12751073}}^1$

素因数の和:12751095

約数の個数: 42

約数和(自身を含む): 50200978338

約数和(自身を除く): 29799261538

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 12751073, 25502146, 51004292, 63755365, 102008584, 127510730, 204017168, 255021460, 318776825, 408034336, 510042920, 637553650, 816068672, 1020085840, 1275107300, 2040171680, 2550214600, 4080343360, 5100429200, 10200858400, 20401716800]

約数ペア:

[(1, 20401716800), (2, 10200858400), (4, 5100429200), (5, 4080343360), (8, 2550214600), (10, 2040171680), (16, 1275107300), (20, 1020085840), (25, 816068672), (32, 637553650), (40, 510042920), (50, 408034336), (64, 318776825), (80, 255021460), (100, 204017168), (160, 127510730), (200, 102008584), (320, 63755365), (400, 51004292), (800, 25502146), (1600, 12751073)]