503115920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{977}}^1$

素因数の和:1188

約数の個数: 80

約数和(自身を含む): 1207141488

約数和(自身を除く): 704025568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 157, 164, 205, 314, 328, 410, 628, 656, 785, 820, 977, 1256, 1570, 1640, 1954, 2512, 3140, 3280, 3908, 4885, 6280, 6437, 7816, 9770, 12560, 12874, 15632, 19540, 25748, 32185, 39080, 40057, 51496, 64370, 78160, 80114, 102992, 128740, 153389, 160228, 200285, 257480, 306778, 320456, 400570, 514960, 613556, 640912, 766945, 801140, 1227112, 1533890, 1602280, 2454224, 3067780, 3204560, 6135560, 6288949, 12271120, 12577898, 25155796, 31444745, 50311592, 62889490, 100623184, 125778980, 251557960, 503115920]

約数ペア:

[(1, 503115920), (2, 251557960), (4, 125778980), (5, 100623184), (8, 62889490), (10, 50311592), (16, 31444745), (20, 25155796), (40, 12577898), (41, 12271120), (80, 6288949), (82, 6135560), (157, 3204560), (164, 3067780), (205, 2454224), (314, 1602280), (328, 1533890), (410, 1227112), (628, 801140), (656, 766945), (785, 640912), (820, 613556), (977, 514960), (1256, 400570), (1570, 320456), (1640, 306778), (1954, 257480), (2512, 200285), (3140, 160228), (3280, 153389), (3908, 128740), (4885, 102992), (6280, 80114), (6437, 78160), (7816, 64370), (9770, 51496), (12560, 40057), (12874, 39080), (15632, 32185), (19540, 25748)]