68088560

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 163516320

約数和(自身を除く): 95427760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 89, 131, 146, 178, 262, 292, 356, 365, 445, 524, 584, 655, 712, 730, 890, 1048, 1168, 1310, 1424, 1460, 1780, 2096, 2620, 2920, 3560, 5240, 5840, 6497, 7120, 9563, 10480, 11659, 12994, 19126, 23318, 25988, 32485, 38252, 46636, 47815, 51976, 58295, 64970, 76504, 93272, 95630, 103952, 116590, 129940, 153008, 186544, 191260, 233180, 259880, 382520, 466360, 519760, 765040, 851107, 932720, 1702214, 3404428, 4255535, 6808856, 8511070, 13617712, 17022140, 34044280, 68088560]

約数ペア:

[(1, 68088560), (2, 34044280), (4, 17022140), (5, 13617712), (8, 8511070), (10, 6808856), (16, 4255535), (20, 3404428), (40, 1702214), (73, 932720), (80, 851107), (89, 765040), (131, 519760), (146, 466360), (178, 382520), (262, 259880), (292, 233180), (356, 191260), (365, 186544), (445, 153008), (524, 129940), (584, 116590), (655, 103952), (712, 95630), (730, 93272), (890, 76504), (1048, 64970), (1168, 58295), (1310, 51976), (1424, 47815), (1460, 46636), (1780, 38252), (2096, 32485), (2620, 25988), (2920, 23318), (3560, 19126), (5240, 12994), (5840, 11659), (6497, 10480), (7120, 9563)]