87974490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 228997440

約数和(自身を除く): 141022950

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 73, 85, 102, 139, 146, 170, 219, 255, 278, 289, 365, 417, 438, 510, 578, 695, 730, 834, 867, 1095, 1241, 1390, 1445, 1734, 2085, 2190, 2363, 2482, 2890, 3723, 4170, 4335, 4726, 6205, 7089, 7446, 8670, 10147, 11815, 12410, 14178, 18615, 20294, 21097, 23630, 30441, 35445, 37230, 40171, 42194, 50735, 60882, 63291, 70890, 80342, 101470, 105485, 120513, 126582, 152205, 172499, 200855, 210970, 241026, 304410, 316455, 344998, 401710, 517497, 602565, 632910, 862495, 1034994, 1205130, 1724990, 2587485, 2932483, 5174970, 5864966, 8797449, 14662415, 17594898, 29324830, 43987245, 87974490]

約数ペア:

[(1, 87974490), (2, 43987245), (3, 29324830), (5, 17594898), (6, 14662415), (10, 8797449), (15, 5864966), (17, 5174970), (30, 2932483), (34, 2587485), (51, 1724990), (73, 1205130), (85, 1034994), (102, 862495), (139, 632910), (146, 602565), (170, 517497), (219, 401710), (255, 344998), (278, 316455), (289, 304410), (365, 241026), (417, 210970), (438, 200855), (510, 172499), (578, 152205), (695, 126582), (730, 120513), (834, 105485), (867, 101470), (1095, 80342), (1241, 70890), (1390, 63291), (1445, 60882), (1734, 50735), (2085, 42194), (2190, 40171), (2363, 37230), (2482, 35445), (2890, 30441), (3723, 23630), (4170, 21097), (4335, 20294), (4726, 18615), (6205, 14178), (7089, 12410), (7446, 11815), (8670, 10147)]