55190915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 82252800

約数和(自身を除く): 27061885

約数列:

[1, 5, 13, 19, 23, 29, 65, 67, 95, 115, 145, 247, 299, 335, 377, 437, 551, 667, 871, 1235, 1273, 1495, 1541, 1885, 1943, 2185, 2755, 3335, 4355, 5681, 6365, 7163, 7705, 8671, 9715, 12673, 16549, 20033, 25259, 28405, 29279, 35815, 36917, 43355, 44689, 63365, 82745, 100165, 126295, 146395, 164749, 184585, 223445, 380627, 479921, 580957, 823745, 849091, 1903135, 2399605, 2904785, 4245455, 11038183, 55190915]

約数ペア:

[(1, 55190915), (5, 11038183), (13, 4245455), (19, 2904785), (23, 2399605), (29, 1903135), (65, 849091), (67, 823745), (95, 580957), (115, 479921), (145, 380627), (247, 223445), (299, 184585), (335, 164749), (377, 146395), (437, 126295), (551, 100165), (667, 82745), (871, 63365), (1235, 44689), (1273, 43355), (1495, 36917), (1541, 35815), (1885, 29279), (1943, 28405), (2185, 25259), (2755, 20033), (3335, 16549), (4355, 12673), (5681, 9715), (6365, 8671), (7163, 7705)]