68564145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 132181632

約数和(自身を除く): 63617487

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 43, 51, 65, 85, 111, 129, 169, 185, 195, 215, 221, 255, 481, 507, 555, 559, 629, 645, 663, 731, 845, 1105, 1443, 1591, 1677, 1887, 2193, 2405, 2535, 2795, 2873, 3145, 3315, 3655, 4773, 6253, 7215, 7267, 7955, 8177, 8385, 8619, 9435, 9503, 10965, 14365, 18759, 20683, 21801, 23865, 24531, 27047, 28509, 31265, 36335, 40885, 43095, 47515, 62049, 81141, 93795, 103415, 106301, 109005, 122655, 123539, 135235, 142545, 268879, 310245, 318903, 351611, 370617, 405705, 531505, 617695, 806637, 1054833, 1344395, 1594515, 1758055, 1853085, 4033185, 4570943, 5274165, 13712829, 22854715, 68564145]

約数ペア:

[(1, 68564145), (3, 22854715), (5, 13712829), (13, 5274165), (15, 4570943), (17, 4033185), (37, 1853085), (39, 1758055), (43, 1594515), (51, 1344395), (65, 1054833), (85, 806637), (111, 617695), (129, 531505), (169, 405705), (185, 370617), (195, 351611), (215, 318903), (221, 310245), (255, 268879), (481, 142545), (507, 135235), (555, 123539), (559, 122655), (629, 109005), (645, 106301), (663, 103415), (731, 93795), (845, 81141), (1105, 62049), (1443, 47515), (1591, 43095), (1677, 40885), (1887, 36335), (2193, 31265), (2405, 28509), (2535, 27047), (2795, 24531), (2873, 23865), (3145, 21801), (3315, 20683), (3655, 18759), (4773, 14365), (6253, 10965), (7215, 9503), (7267, 9435), (7955, 8619), (8177, 8385)]