81366900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4597}}^1$

素因数の和:4673

約数の個数: 72

約数和(自身を含む): 239463840

約数和(自身を除く): 158096940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 59, 60, 75, 100, 118, 150, 177, 236, 295, 300, 354, 590, 708, 885, 1180, 1475, 1770, 2950, 3540, 4425, 4597, 5900, 8850, 9194, 13791, 17700, 18388, 22985, 27582, 45970, 55164, 68955, 91940, 114925, 137910, 229850, 271223, 275820, 344775, 459700, 542446, 689550, 813669, 1084892, 1356115, 1379100, 1627338, 2712230, 3254676, 4068345, 5424460, 6780575, 8136690, 13561150, 16273380, 20341725, 27122300, 40683450, 81366900]

約数ペア:

[(1, 81366900), (2, 40683450), (3, 27122300), (4, 20341725), (5, 16273380), (6, 13561150), (10, 8136690), (12, 6780575), (15, 5424460), (20, 4068345), (25, 3254676), (30, 2712230), (50, 1627338), (59, 1379100), (60, 1356115), (75, 1084892), (100, 813669), (118, 689550), (150, 542446), (177, 459700), (236, 344775), (295, 275820), (300, 271223), (354, 229850), (590, 137910), (708, 114925), (885, 91940), (1180, 68955), (1475, 55164), (1770, 45970), (2950, 27582), (3540, 22985), (4425, 18388), (4597, 17700), (5900, 13791), (8850, 9194)]