78138412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 164228400

約数和(自身を除く): 86089988

約数列:

[1, 2, 4, 11, 19, 22, 29, 38, 44, 58, 76, 116, 121, 209, 242, 293, 319, 418, 484, 551, 586, 638, 836, 1102, 1172, 1276, 2204, 2299, 3223, 3509, 4598, 5567, 6061, 6446, 7018, 8497, 9196, 11134, 12122, 12892, 14036, 16994, 22268, 24244, 33988, 35453, 61237, 66671, 70906, 93467, 122474, 133342, 141812, 161443, 186934, 244948, 266684, 322886, 373868, 645772, 673607, 1028137, 1347214, 1775873, 2056274, 2694428, 3551746, 4112548, 7103492, 19534603, 39069206, 78138412]

約数ペア:

[(1, 78138412), (2, 39069206), (4, 19534603), (11, 7103492), (19, 4112548), (22, 3551746), (29, 2694428), (38, 2056274), (44, 1775873), (58, 1347214), (76, 1028137), (116, 673607), (121, 645772), (209, 373868), (242, 322886), (293, 266684), (319, 244948), (418, 186934), (484, 161443), (551, 141812), (586, 133342), (638, 122474), (836, 93467), (1102, 70906), (1172, 66671), (1276, 61237), (2204, 35453), (2299, 33988), (3223, 24244), (3509, 22268), (4598, 16994), (5567, 14036), (6061, 12892), (6446, 12122), (7018, 11134), (8497, 9196)]