311470000

素因数分解:

$2^4\times 5^4\times {\mathrm{31147}}^1$

素因数の和:31175

約数の個数: 50

約数和(自身を含む): 754124228

約数和(自身を除く): 442654228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 31147, 62294, 124588, 155735, 249176, 311470, 498352, 622940, 778675, 1245880, 1557350, 2491760, 3114700, 3893375, 6229400, 7786750, 12458800, 15573500, 19466875, 31147000, 38933750, 62294000, 77867500, 155735000, 311470000]

約数ペア:

[(1, 311470000), (2, 155735000), (4, 77867500), (5, 62294000), (8, 38933750), (10, 31147000), (16, 19466875), (20, 15573500), (25, 12458800), (40, 7786750), (50, 6229400), (80, 3893375), (100, 3114700), (125, 2491760), (200, 1557350), (250, 1245880), (400, 778675), (500, 622940), (625, 498352), (1000, 311470), (1250, 249176), (2000, 155735), (2500, 124588), (5000, 62294), (10000, 31147)]