258428000

素因数分解:

$2^5\times 5^3\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 675301536

約数和(自身を除く): 416873536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 53, 80, 92, 100, 106, 115, 125, 160, 184, 200, 212, 230, 250, 265, 368, 400, 424, 460, 500, 530, 575, 736, 800, 848, 920, 1000, 1060, 1150, 1219, 1325, 1696, 1840, 2000, 2120, 2300, 2438, 2650, 2809, 2875, 3680, 4000, 4240, 4600, 4876, 5300, 5618, 5750, 6095, 6625, 8480, 9200, 9752, 10600, 11236, 11500, 12190, 13250, 14045, 18400, 19504, 21200, 22472, 23000, 24380, 26500, 28090, 30475, 39008, 42400, 44944, 46000, 48760, 53000, 56180, 60950, 64607, 70225, 89888, 92000, 97520, 106000, 112360, 121900, 129214, 140450, 152375, 195040, 212000, 224720, 243800, 258428, 280900, 304750, 323035, 351125, 449440, 487600, 516856, 561800, 609500, 646070, 702250, 975200, 1033712, 1123600, 1219000, 1292140, 1404500, 1615175, 2067424, 2247200, 2438000, 2584280, 2809000, 3230350, 4876000, 5168560, 5618000, 6460700, 8075875, 10337120, 11236000, 12921400, 16151750, 25842800, 32303500, 51685600, 64607000, 129214000, 258428000]

約数ペア:

[(1, 258428000), (2, 129214000), (4, 64607000), (5, 51685600), (8, 32303500), (10, 25842800), (16, 16151750), (20, 12921400), (23, 11236000), (25, 10337120), (32, 8075875), (40, 6460700), (46, 5618000), (50, 5168560), (53, 4876000), (80, 3230350), (92, 2809000), (100, 2584280), (106, 2438000), (115, 2247200), (125, 2067424), (160, 1615175), (184, 1404500), (200, 1292140), (212, 1219000), (230, 1123600), (250, 1033712), (265, 975200), (368, 702250), (400, 646070), (424, 609500), (460, 561800), (500, 516856), (530, 487600), (575, 449440), (736, 351125), (800, 323035), (848, 304750), (920, 280900), (1000, 258428), (1060, 243800), (1150, 224720), (1219, 212000), (1325, 195040), (1696, 152375), (1840, 140450), (2000, 129214), (2120, 121900), (2300, 112360), (2438, 106000), (2650, 97520), (2809, 92000), (2875, 89888), (3680, 70225), (4000, 64607), (4240, 60950), (4600, 56180), (4876, 53000), (5300, 48760), (5618, 46000), (5750, 44944), (6095, 42400), (6625, 39008), (8480, 30475), (9200, 28090), (9752, 26500), (10600, 24380), (11236, 23000), (11500, 22472), (12190, 21200), (13250, 19504), (14045, 18400)]