77720500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1130

約数の個数: 96

約数和(自身を含む): 199600128

約数和(自身を除く): 121879628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 125, 130, 143, 220, 250, 260, 275, 286, 325, 500, 550, 572, 650, 715, 1087, 1100, 1300, 1375, 1430, 1625, 2174, 2750, 2860, 3250, 3575, 4348, 5435, 5500, 6500, 7150, 10870, 11957, 14131, 14300, 17875, 21740, 23914, 27175, 28262, 35750, 47828, 54350, 56524, 59785, 70655, 71500, 108700, 119570, 135875, 141310, 155441, 239140, 271750, 282620, 298925, 310882, 353275, 543500, 597850, 621764, 706550, 777205, 1195700, 1413100, 1494625, 1554410, 1766375, 2989250, 3108820, 3532750, 3886025, 5978500, 7065500, 7772050, 15544100, 19430125, 38860250, 77720500]

約数ペア:

[(1, 77720500), (2, 38860250), (4, 19430125), (5, 15544100), (10, 7772050), (11, 7065500), (13, 5978500), (20, 3886025), (22, 3532750), (25, 3108820), (26, 2989250), (44, 1766375), (50, 1554410), (52, 1494625), (55, 1413100), (65, 1195700), (100, 777205), (110, 706550), (125, 621764), (130, 597850), (143, 543500), (220, 353275), (250, 310882), (260, 298925), (275, 282620), (286, 271750), (325, 239140), (500, 155441), (550, 141310), (572, 135875), (650, 119570), (715, 108700), (1087, 71500), (1100, 70655), (1300, 59785), (1375, 56524), (1430, 54350), (1625, 47828), (2174, 35750), (2750, 28262), (2860, 27175), (3250, 23914), (3575, 21740), (4348, 17875), (5435, 14300), (5500, 14131), (6500, 11957), (7150, 10870)]