81900388024

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8887}}^1\times {\mathrm{12659}}^1$

素因数の和:21572

約数の個数: 64

約数和(自身を含む): 189037094400

約数和(自身を除く): 107136706376

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 8887, 12659, 17774, 25318, 35548, 50636, 62209, 71096, 88613, 101272, 115531, 124418, 164567, 177226, 231062, 248836, 329134, 354452, 462124, 497672, 658268, 708904, 808717, 924248, 1151969, 1316536, 1617434, 2303938, 3234868, 4607876, 6469736, 9215752, 112500533, 225001066, 450002132, 787503731, 900004264, 1462506929, 1575007462, 2925013858, 3150014924, 5850027716, 6300029848, 10237548503, 11700055432, 20475097006, 40950194012, 81900388024]

約数ペア:

[(1, 81900388024), (2, 40950194012), (4, 20475097006), (7, 11700055432), (8, 10237548503), (13, 6300029848), (14, 5850027716), (26, 3150014924), (28, 2925013858), (52, 1575007462), (56, 1462506929), (91, 900004264), (104, 787503731), (182, 450002132), (364, 225001066), (728, 112500533), (8887, 9215752), (12659, 6469736), (17774, 4607876), (25318, 3234868), (35548, 2303938), (50636, 1617434), (62209, 1316536), (71096, 1151969), (88613, 924248), (101272, 808717), (115531, 708904), (124418, 658268), (164567, 497672), (177226, 462124), (231062, 354452), (248836, 329134)]