48002500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 129808448

約数和(自身を除く): 81805948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 175, 182, 211, 250, 260, 325, 350, 364, 422, 455, 500, 625, 650, 700, 844, 875, 910, 1055, 1250, 1300, 1477, 1625, 1750, 1820, 2110, 2275, 2500, 2743, 2954, 3250, 3500, 4220, 4375, 4550, 5275, 5486, 5908, 6500, 7385, 8125, 8750, 9100, 10550, 10972, 11375, 13715, 14770, 16250, 17500, 19201, 21100, 22750, 26375, 27430, 29540, 32500, 36925, 38402, 45500, 52750, 54860, 56875, 68575, 73850, 76804, 96005, 105500, 113750, 131875, 137150, 147700, 184625, 192010, 227500, 263750, 274300, 342875, 369250, 384020, 480025, 527500, 685750, 738500, 923125, 960050, 1371500, 1714375, 1846250, 1920100, 2400125, 3428750, 3692500, 4800250, 6857500, 9600500, 12000625, 24001250, 48002500]

約数ペア:

[(1, 48002500), (2, 24001250), (4, 12000625), (5, 9600500), (7, 6857500), (10, 4800250), (13, 3692500), (14, 3428750), (20, 2400125), (25, 1920100), (26, 1846250), (28, 1714375), (35, 1371500), (50, 960050), (52, 923125), (65, 738500), (70, 685750), (91, 527500), (100, 480025), (125, 384020), (130, 369250), (140, 342875), (175, 274300), (182, 263750), (211, 227500), (250, 192010), (260, 184625), (325, 147700), (350, 137150), (364, 131875), (422, 113750), (455, 105500), (500, 96005), (625, 76804), (650, 73850), (700, 68575), (844, 56875), (875, 54860), (910, 52750), (1055, 45500), (1250, 38402), (1300, 36925), (1477, 32500), (1625, 29540), (1750, 27430), (1820, 26375), (2110, 22750), (2275, 21100), (2500, 19201), (2743, 17500), (2954, 16250), (3250, 14770), (3500, 13715), (4220, 11375), (4375, 10972), (4550, 10550), (5275, 9100), (5486, 8750), (5908, 8125), (6500, 7385)]