40467245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 65372160

約数和(自身を除く): 24904915

約数列:

[1, 5, 7, 13, 19, 31, 35, 65, 91, 95, 133, 151, 155, 217, 247, 403, 455, 589, 665, 755, 1057, 1085, 1235, 1729, 1963, 2015, 2821, 2869, 2945, 4123, 4681, 5285, 7657, 8645, 9815, 13741, 14105, 14345, 20083, 20615, 23405, 32767, 37297, 38285, 53599, 60853, 68705, 88939, 100415, 163835, 186485, 261079, 267995, 304265, 425971, 444695, 622573, 1156207, 1305395, 2129855, 3112865, 5781035, 8093449, 40467245]

約数ペア:

[(1, 40467245), (5, 8093449), (7, 5781035), (13, 3112865), (19, 2129855), (31, 1305395), (35, 1156207), (65, 622573), (91, 444695), (95, 425971), (133, 304265), (151, 267995), (155, 261079), (217, 186485), (247, 163835), (403, 100415), (455, 88939), (589, 68705), (665, 60853), (755, 53599), (1057, 38285), (1085, 37297), (1235, 32767), (1729, 23405), (1963, 20615), (2015, 20083), (2821, 14345), (2869, 14105), (2945, 13741), (4123, 9815), (4681, 8645), (5285, 7657)]