84149480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 200534400

約数和(自身を除く): 116384920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 263, 380, 421, 526, 760, 842, 1052, 1315, 1684, 2104, 2105, 2630, 3368, 4210, 4997, 5260, 7999, 8420, 9994, 10520, 15998, 16840, 19988, 24985, 31996, 39976, 39995, 49970, 63992, 79990, 99940, 110723, 159980, 199880, 221446, 319960, 442892, 553615, 885784, 1107230, 2103737, 2214460, 4207474, 4428920, 8414948, 10518685, 16829896, 21037370, 42074740, 84149480]

約数ペア:

[(1, 84149480), (2, 42074740), (4, 21037370), (5, 16829896), (8, 10518685), (10, 8414948), (19, 4428920), (20, 4207474), (38, 2214460), (40, 2103737), (76, 1107230), (95, 885784), (152, 553615), (190, 442892), (263, 319960), (380, 221446), (421, 199880), (526, 159980), (760, 110723), (842, 99940), (1052, 79990), (1315, 63992), (1684, 49970), (2104, 39995), (2105, 39976), (2630, 31996), (3368, 24985), (4210, 19988), (4997, 16840), (5260, 15998), (7999, 10520), (8420, 9994)]