715000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:50

約数の個数: 80

約数和(自身を含む): 1968120

約数和(自身を除く): 1253120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 125, 130, 143, 200, 220, 250, 260, 275, 286, 325, 440, 500, 520, 550, 572, 625, 650, 715, 1000, 1100, 1144, 1250, 1300, 1375, 1430, 1625, 2200, 2500, 2600, 2750, 2860, 3250, 3575, 5000, 5500, 5720, 6500, 6875, 7150, 8125, 11000, 13000, 13750, 14300, 16250, 17875, 27500, 28600, 32500, 35750, 55000, 65000, 71500, 89375, 143000, 178750, 357500, 715000]

約数ペア:

[(1, 715000), (2, 357500), (4, 178750), (5, 143000), (8, 89375), (10, 71500), (11, 65000), (13, 55000), (20, 35750), (22, 32500), (25, 28600), (26, 27500), (40, 17875), (44, 16250), (50, 14300), (52, 13750), (55, 13000), (65, 11000), (88, 8125), (100, 7150), (104, 6875), (110, 6500), (125, 5720), (130, 5500), (143, 5000), (200, 3575), (220, 3250), (250, 2860), (260, 2750), (275, 2600), (286, 2500), (325, 2200), (440, 1625), (500, 1430), (520, 1375), (550, 1300), (572, 1250), (625, 1144), (650, 1100), (715, 1000)]