1428470000

素因数分解:

$2^4\times 5^4\times {\mathrm{211}}^1\times {\mathrm{677}}^1$

素因数の和:916

約数の個数: 100

約数和(自身を含む): 3479992296

約数和(自身を除く): 2051522296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 211, 250, 400, 422, 500, 625, 677, 844, 1000, 1055, 1250, 1354, 1688, 2000, 2110, 2500, 2708, 3376, 3385, 4220, 5000, 5275, 5416, 6770, 8440, 10000, 10550, 10832, 13540, 16880, 16925, 21100, 26375, 27080, 33850, 42200, 52750, 54160, 67700, 84400, 84625, 105500, 131875, 135400, 142847, 169250, 211000, 263750, 270800, 285694, 338500, 422000, 423125, 527500, 571388, 677000, 714235, 846250, 1055000, 1142776, 1354000, 1428470, 1692500, 2110000, 2285552, 2856940, 3385000, 3571175, 5713880, 6770000, 7142350, 11427760, 14284700, 17855875, 28569400, 35711750, 57138800, 71423500, 89279375, 142847000, 178558750, 285694000, 357117500, 714235000, 1428470000]

約数ペア:

[(1, 1428470000), (2, 714235000), (4, 357117500), (5, 285694000), (8, 178558750), (10, 142847000), (16, 89279375), (20, 71423500), (25, 57138800), (40, 35711750), (50, 28569400), (80, 17855875), (100, 14284700), (125, 11427760), (200, 7142350), (211, 6770000), (250, 5713880), (400, 3571175), (422, 3385000), (500, 2856940), (625, 2285552), (677, 2110000), (844, 1692500), (1000, 1428470), (1055, 1354000), (1250, 1142776), (1354, 1055000), (1688, 846250), (2000, 714235), (2110, 677000), (2500, 571388), (2708, 527500), (3376, 423125), (3385, 422000), (4220, 338500), (5000, 285694), (5275, 270800), (5416, 263750), (6770, 211000), (8440, 169250), (10000, 142847), (10550, 135400), (10832, 131875), (13540, 105500), (16880, 84625), (16925, 84400), (21100, 67700), (26375, 54160), (27080, 52750), (33850, 42200)]