25564428

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 68402880

約数和(自身を除く): 42838452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 47, 58, 87, 94, 116, 141, 174, 188, 261, 282, 348, 423, 521, 522, 564, 846, 1042, 1044, 1363, 1563, 1692, 2084, 2726, 3126, 4089, 4689, 5452, 6252, 8178, 9378, 12267, 15109, 16356, 18756, 24487, 24534, 30218, 45327, 48974, 49068, 60436, 73461, 90654, 97948, 135981, 146922, 181308, 220383, 271962, 293844, 440766, 543924, 710123, 881532, 1420246, 2130369, 2840492, 4260738, 6391107, 8521476, 12782214, 25564428]

約数ペア:

[(1, 25564428), (2, 12782214), (3, 8521476), (4, 6391107), (6, 4260738), (9, 2840492), (12, 2130369), (18, 1420246), (29, 881532), (36, 710123), (47, 543924), (58, 440766), (87, 293844), (94, 271962), (116, 220383), (141, 181308), (174, 146922), (188, 135981), (261, 97948), (282, 90654), (348, 73461), (423, 60436), (521, 49068), (522, 48974), (564, 45327), (846, 30218), (1042, 24534), (1044, 24487), (1363, 18756), (1563, 16356), (1692, 15109), (2084, 12267), (2726, 9378), (3126, 8178), (4089, 6252), (4689, 5452)]