66570020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 161796096

約数和(自身を除く): 95226076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 43, 44, 55, 62, 86, 110, 124, 155, 172, 215, 220, 227, 310, 341, 430, 454, 473, 620, 682, 860, 908, 946, 1135, 1333, 1364, 1705, 1892, 2270, 2365, 2497, 2666, 3410, 4540, 4730, 4994, 5332, 6665, 6820, 7037, 9460, 9761, 9988, 12485, 13330, 14074, 14663, 19522, 24970, 26660, 28148, 29326, 35185, 39044, 48805, 49940, 58652, 70370, 73315, 77407, 97610, 107371, 140740, 146630, 154814, 195220, 214742, 293260, 302591, 309628, 387035, 429484, 536855, 605182, 774070, 1073710, 1210364, 1512955, 1548140, 2147420, 3025910, 3328501, 6051820, 6657002, 13314004, 16642505, 33285010, 66570020]

約数ペア:

[(1, 66570020), (2, 33285010), (4, 16642505), (5, 13314004), (10, 6657002), (11, 6051820), (20, 3328501), (22, 3025910), (31, 2147420), (43, 1548140), (44, 1512955), (55, 1210364), (62, 1073710), (86, 774070), (110, 605182), (124, 536855), (155, 429484), (172, 387035), (215, 309628), (220, 302591), (227, 293260), (310, 214742), (341, 195220), (430, 154814), (454, 146630), (473, 140740), (620, 107371), (682, 97610), (860, 77407), (908, 73315), (946, 70370), (1135, 58652), (1333, 49940), (1364, 48805), (1705, 39044), (1892, 35185), (2270, 29326), (2365, 28148), (2497, 26660), (2666, 24970), (3410, 19522), (4540, 14663), (4730, 14074), (4994, 13330), (5332, 12485), (6665, 9988), (6820, 9761), (7037, 9460)]