627375728

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 1421664960

約数和(自身を除く): 794289232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 229, 244, 401, 427, 458, 488, 802, 854, 916, 976, 1603, 1604, 1708, 1832, 2807, 3206, 3208, 3416, 3664, 5614, 6412, 6416, 6832, 11228, 12824, 13969, 22456, 24461, 25648, 27938, 44912, 48922, 55876, 91829, 97783, 97844, 111752, 171227, 183658, 195566, 195688, 223504, 342454, 367316, 391132, 391376, 642803, 684908, 734632, 782264, 1285606, 1369816, 1469264, 1564528, 2571212, 2739632, 5142424, 5601569, 10284848, 11203138, 22406276, 39210983, 44812552, 78421966, 89625104, 156843932, 313687864, 627375728]

約数ペア:

[(1, 627375728), (2, 313687864), (4, 156843932), (7, 89625104), (8, 78421966), (14, 44812552), (16, 39210983), (28, 22406276), (56, 11203138), (61, 10284848), (112, 5601569), (122, 5142424), (229, 2739632), (244, 2571212), (401, 1564528), (427, 1469264), (458, 1369816), (488, 1285606), (802, 782264), (854, 734632), (916, 684908), (976, 642803), (1603, 391376), (1604, 391132), (1708, 367316), (1832, 342454), (2807, 223504), (3206, 195688), (3208, 195566), (3416, 183658), (3664, 171227), (5614, 111752), (6412, 97844), (6416, 97783), (6832, 91829), (11228, 55876), (12824, 48922), (13969, 44912), (22456, 27938), (24461, 25648)]