71120452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1948

約数の個数: 48

約数和(自身を含む): 145297152

約数和(自身を除く): 74176700

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 442, 559, 731, 884, 1118, 1462, 1871, 2236, 2924, 3742, 7484, 9503, 19006, 24323, 31807, 38012, 48646, 63614, 80453, 97292, 127228, 160906, 321812, 413491, 826982, 1045889, 1367701, 1653964, 2091778, 2735402, 4183556, 5470804, 17780113, 35560226, 71120452]

約数ペア:

[(1, 71120452), (2, 35560226), (4, 17780113), (13, 5470804), (17, 4183556), (26, 2735402), (34, 2091778), (43, 1653964), (52, 1367701), (68, 1045889), (86, 826982), (172, 413491), (221, 321812), (442, 160906), (559, 127228), (731, 97292), (884, 80453), (1118, 63614), (1462, 48646), (1871, 38012), (2236, 31807), (2924, 24323), (3742, 19006), (7484, 9503)]