201880432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 439971840

約数和(自身を除く): 238091408

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 131, 208, 239, 248, 262, 403, 478, 496, 524, 806, 956, 1048, 1612, 1703, 1912, 2096, 3107, 3224, 3406, 3824, 4061, 6214, 6448, 6812, 7409, 8122, 12428, 13624, 14818, 16244, 24856, 27248, 29636, 31309, 32488, 49712, 52793, 59272, 62618, 64976, 96317, 105586, 118544, 125236, 192634, 211172, 250472, 385268, 407017, 422344, 500944, 770536, 814034, 844688, 970579, 1541072, 1628068, 1941158, 3256136, 3882316, 6512272, 7764632, 12617527, 15529264, 25235054, 50470108, 100940216, 201880432]

約数ペア:

[(1, 201880432), (2, 100940216), (4, 50470108), (8, 25235054), (13, 15529264), (16, 12617527), (26, 7764632), (31, 6512272), (52, 3882316), (62, 3256136), (104, 1941158), (124, 1628068), (131, 1541072), (208, 970579), (239, 844688), (248, 814034), (262, 770536), (403, 500944), (478, 422344), (496, 407017), (524, 385268), (806, 250472), (956, 211172), (1048, 192634), (1612, 125236), (1703, 118544), (1912, 105586), (2096, 96317), (3107, 64976), (3224, 62618), (3406, 59272), (3824, 52793), (4061, 49712), (6214, 32488), (6448, 31309), (6812, 29636), (7409, 27248), (8122, 24856), (12428, 16244), (13624, 14818)]