1320253012

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 2576131992

約数和(自身を除く): 1255878980

約数列:

[1, 2, 4, 13, 26, 52, 61, 101, 122, 169, 202, 244, 317, 338, 404, 634, 676, 793, 1268, 1313, 1586, 2626, 3172, 4121, 5252, 6161, 8242, 10309, 12322, 16484, 17069, 19337, 20618, 24644, 32017, 34138, 38674, 41236, 53573, 64034, 68276, 77348, 80093, 107146, 128068, 160186, 214292, 251381, 320372, 416221, 502762, 832442, 1005524, 1041209, 1664884, 1953037, 2082418, 3267953, 3906074, 4164836, 5410873, 6535906, 7812148, 10821746, 13071812, 21643492, 25389481, 50778962, 101557924, 330063253, 660126506, 1320253012]

約数ペア:

[(1, 1320253012), (2, 660126506), (4, 330063253), (13, 101557924), (26, 50778962), (52, 25389481), (61, 21643492), (101, 13071812), (122, 10821746), (169, 7812148), (202, 6535906), (244, 5410873), (317, 4164836), (338, 3906074), (404, 3267953), (634, 2082418), (676, 1953037), (793, 1664884), (1268, 1041209), (1313, 1005524), (1586, 832442), (2626, 502762), (3172, 416221), (4121, 320372), (5252, 251381), (6161, 214292), (8242, 160186), (10309, 128068), (12322, 107146), (16484, 80093), (17069, 77348), (19337, 68276), (20618, 64034), (24644, 53573), (32017, 41236), (34138, 38674)]