51511770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:580

約数の個数: 96

約数和(自身を含む): 142272000

約数和(自身を除く): 90760230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 37, 45, 62, 74, 90, 93, 111, 155, 185, 186, 222, 279, 310, 333, 370, 465, 499, 555, 558, 666, 930, 998, 1110, 1147, 1395, 1497, 1665, 2294, 2495, 2790, 2994, 3330, 3441, 4491, 4990, 5735, 6882, 7485, 8982, 10323, 11470, 14970, 15469, 17205, 18463, 20646, 22455, 30938, 34410, 36926, 44910, 46407, 51615, 55389, 77345, 92315, 92814, 103230, 110778, 139221, 154690, 166167, 184630, 232035, 276945, 278442, 332334, 464070, 553890, 572353, 696105, 830835, 1144706, 1392210, 1661670, 1717059, 2861765, 3434118, 5151177, 5723530, 8585295, 10302354, 17170590, 25755885, 51511770]

約数ペア:

[(1, 51511770), (2, 25755885), (3, 17170590), (5, 10302354), (6, 8585295), (9, 5723530), (10, 5151177), (15, 3434118), (18, 2861765), (30, 1717059), (31, 1661670), (37, 1392210), (45, 1144706), (62, 830835), (74, 696105), (90, 572353), (93, 553890), (111, 464070), (155, 332334), (185, 278442), (186, 276945), (222, 232035), (279, 184630), (310, 166167), (333, 154690), (370, 139221), (465, 110778), (499, 103230), (555, 92814), (558, 92315), (666, 77345), (930, 55389), (998, 51615), (1110, 46407), (1147, 44910), (1395, 36926), (1497, 34410), (1665, 30938), (2294, 22455), (2495, 20646), (2790, 18463), (2994, 17205), (3330, 15469), (3441, 14970), (4491, 11470), (4990, 10323), (5735, 8982), (6882, 7485)]