27430000

素因数分解:

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

素因数の和:252

約数の個数: 100

約数和(自身を含む): 71858248

約数和(自身を除く): 44428248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 211, 250, 260, 325, 400, 422, 500, 520, 625, 650, 844, 1000, 1040, 1055, 1250, 1300, 1625, 1688, 2000, 2110, 2500, 2600, 2743, 3250, 3376, 4220, 5000, 5200, 5275, 5486, 6500, 8125, 8440, 10000, 10550, 10972, 13000, 13715, 16250, 16880, 21100, 21944, 26000, 26375, 27430, 32500, 42200, 43888, 52750, 54860, 65000, 68575, 84400, 105500, 109720, 130000, 131875, 137150, 211000, 219440, 263750, 274300, 342875, 422000, 527500, 548600, 685750, 1055000, 1097200, 1371500, 1714375, 2110000, 2743000, 3428750, 5486000, 6857500, 13715000, 27430000]

約数ペア:

[(1, 27430000), (2, 13715000), (4, 6857500), (5, 5486000), (8, 3428750), (10, 2743000), (13, 2110000), (16, 1714375), (20, 1371500), (25, 1097200), (26, 1055000), (40, 685750), (50, 548600), (52, 527500), (65, 422000), (80, 342875), (100, 274300), (104, 263750), (125, 219440), (130, 211000), (200, 137150), (208, 131875), (211, 130000), (250, 109720), (260, 105500), (325, 84400), (400, 68575), (422, 65000), (500, 54860), (520, 52750), (625, 43888), (650, 42200), (844, 32500), (1000, 27430), (1040, 26375), (1055, 26000), (1250, 21944), (1300, 21100), (1625, 16880), (1688, 16250), (2000, 13715), (2110, 13000), (2500, 10972), (2600, 10550), (2743, 10000), (3250, 8440), (3376, 8125), (4220, 6500), (5000, 5486), (5200, 5275)]