814803455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 1116944640

約数和(自身を除く): 302141185

約数列:

[1, 5, 17, 37, 41, 71, 85, 89, 185, 205, 355, 445, 629, 697, 1207, 1513, 1517, 2627, 2911, 3145, 3293, 3485, 3649, 6035, 6319, 7565, 7585, 13135, 14555, 16465, 18245, 25789, 31595, 44659, 49487, 55981, 62033, 107423, 107707, 128945, 135013, 223295, 233803, 247435, 259079, 279905, 310165, 537115, 538535, 675065, 1169015, 1295395, 1831019, 2295221, 3974651, 4404343, 9155095, 9585923, 11476105, 19873255, 22021715, 47929615, 162960691, 814803455]

約数ペア:

[(1, 814803455), (5, 162960691), (17, 47929615), (37, 22021715), (41, 19873255), (71, 11476105), (85, 9585923), (89, 9155095), (185, 4404343), (205, 3974651), (355, 2295221), (445, 1831019), (629, 1295395), (697, 1169015), (1207, 675065), (1513, 538535), (1517, 537115), (2627, 310165), (2911, 279905), (3145, 259079), (3293, 247435), (3485, 233803), (3649, 223295), (6035, 135013), (6319, 128945), (7565, 107707), (7585, 107423), (13135, 62033), (14555, 55981), (16465, 49487), (18245, 44659), (25789, 31595)]