201800444

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 396849600

約数和(自身を除く): 195049156

約数列:

[1, 2, 4, 19, 29, 38, 58, 61, 76, 79, 116, 122, 158, 244, 316, 361, 551, 722, 1102, 1159, 1444, 1501, 1769, 2204, 2291, 2318, 3002, 3538, 4582, 4636, 4819, 6004, 7076, 9164, 9638, 10469, 19276, 20938, 22021, 28519, 33611, 41876, 43529, 44042, 57038, 67222, 87058, 88084, 91561, 114076, 134444, 139751, 174116, 183122, 279502, 366244, 559004, 638609, 827051, 1277218, 1654102, 1739659, 2554436, 2655269, 3308204, 3479318, 5310538, 6958636, 10621076, 50450111, 100900222, 201800444]

約数ペア:

[(1, 201800444), (2, 100900222), (4, 50450111), (19, 10621076), (29, 6958636), (38, 5310538), (58, 3479318), (61, 3308204), (76, 2655269), (79, 2554436), (116, 1739659), (122, 1654102), (158, 1277218), (244, 827051), (316, 638609), (361, 559004), (551, 366244), (722, 279502), (1102, 183122), (1159, 174116), (1444, 139751), (1501, 134444), (1769, 114076), (2204, 91561), (2291, 88084), (2318, 87058), (3002, 67222), (3538, 57038), (4582, 44042), (4636, 43529), (4819, 41876), (6004, 33611), (7076, 28519), (9164, 22021), (9638, 20938), (10469, 19276)]