78849100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1735

約数の個数: 72

約数和(自身を含む): 191112768

約数和(自身を除く): 112263668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 430, 473, 550, 860, 946, 1075, 1100, 1667, 1892, 2150, 2365, 3334, 4300, 4730, 6668, 8335, 9460, 11825, 16670, 18337, 23650, 33340, 36674, 41675, 47300, 71681, 73348, 83350, 91685, 143362, 166700, 183370, 286724, 358405, 366740, 458425, 716810, 788491, 916850, 1433620, 1576982, 1792025, 1833700, 3153964, 3584050, 3942455, 7168100, 7884910, 15769820, 19712275, 39424550, 78849100]

約数ペア:

[(1, 78849100), (2, 39424550), (4, 19712275), (5, 15769820), (10, 7884910), (11, 7168100), (20, 3942455), (22, 3584050), (25, 3153964), (43, 1833700), (44, 1792025), (50, 1576982), (55, 1433620), (86, 916850), (100, 788491), (110, 716810), (172, 458425), (215, 366740), (220, 358405), (275, 286724), (430, 183370), (473, 166700), (550, 143362), (860, 91685), (946, 83350), (1075, 73348), (1100, 71681), (1667, 47300), (1892, 41675), (2150, 36674), (2365, 33340), (3334, 23650), (4300, 18337), (4730, 16670), (6668, 11825), (8335, 9460)]