71999900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1409}}^1$

素因数の和:1503

約数の個数: 72

約数和(自身を含む): 181134240

約数和(自身を除く): 109134340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 140, 146, 175, 292, 350, 365, 511, 700, 730, 1022, 1409, 1460, 1825, 2044, 2555, 2818, 3650, 5110, 5636, 7045, 7300, 9863, 10220, 12775, 14090, 19726, 25550, 28180, 35225, 39452, 49315, 51100, 70450, 98630, 102857, 140900, 197260, 205714, 246575, 411428, 493150, 514285, 719999, 986300, 1028570, 1439998, 2057140, 2571425, 2879996, 3599995, 5142850, 7199990, 10285700, 14399980, 17999975, 35999950, 71999900]

約数ペア:

[(1, 71999900), (2, 35999950), (4, 17999975), (5, 14399980), (7, 10285700), (10, 7199990), (14, 5142850), (20, 3599995), (25, 2879996), (28, 2571425), (35, 2057140), (50, 1439998), (70, 1028570), (73, 986300), (100, 719999), (140, 514285), (146, 493150), (175, 411428), (292, 246575), (350, 205714), (365, 197260), (511, 140900), (700, 102857), (730, 98630), (1022, 70450), (1409, 51100), (1460, 49315), (1825, 39452), (2044, 35225), (2555, 28180), (2818, 25550), (3650, 19726), (5110, 14090), (5636, 12775), (7045, 10220), (7300, 9863)]