42216265

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 66834432

約数和(自身を除く): 24618167

約数列:

[1, 5, 7, 13, 31, 35, 41, 65, 73, 91, 155, 205, 217, 287, 365, 403, 455, 511, 533, 949, 1085, 1271, 1435, 2015, 2263, 2555, 2665, 2821, 2993, 3731, 4745, 6355, 6643, 8897, 11315, 14105, 14965, 15841, 16523, 18655, 20951, 29419, 33215, 38909, 44485, 79205, 82615, 92783, 104755, 115661, 147095, 194545, 205933, 272363, 463915, 578305, 649481, 1029665, 1206179, 1361815, 3247405, 6030895, 8443253, 42216265]

約数ペア:

[(1, 42216265), (5, 8443253), (7, 6030895), (13, 3247405), (31, 1361815), (35, 1206179), (41, 1029665), (65, 649481), (73, 578305), (91, 463915), (155, 272363), (205, 205933), (217, 194545), (287, 147095), (365, 115661), (403, 104755), (455, 92783), (511, 82615), (533, 79205), (949, 44485), (1085, 38909), (1271, 33215), (1435, 29419), (2015, 20951), (2263, 18655), (2555, 16523), (2665, 15841), (2821, 14965), (2993, 14105), (3731, 11315), (4745, 8897), (6355, 6643)]