528050480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1062

約数の個数: 80

約数和(自身を含む): 1265544000

約数和(自身を除く): 737493520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 199, 205, 328, 398, 410, 656, 796, 809, 820, 995, 1592, 1618, 1640, 1990, 3184, 3236, 3280, 3980, 4045, 6472, 7960, 8090, 8159, 12944, 15920, 16180, 16318, 32360, 32636, 33169, 40795, 64720, 65272, 66338, 81590, 130544, 132676, 160991, 163180, 165845, 265352, 321982, 326360, 331690, 530704, 643964, 652720, 663380, 804955, 1287928, 1326760, 1609910, 2575856, 2653520, 3219820, 6439640, 6600631, 12879280, 13201262, 26402524, 33003155, 52805048, 66006310, 105610096, 132012620, 264025240, 528050480]

約数ペア:

[(1, 528050480), (2, 264025240), (4, 132012620), (5, 105610096), (8, 66006310), (10, 52805048), (16, 33003155), (20, 26402524), (40, 13201262), (41, 12879280), (80, 6600631), (82, 6439640), (164, 3219820), (199, 2653520), (205, 2575856), (328, 1609910), (398, 1326760), (410, 1287928), (656, 804955), (796, 663380), (809, 652720), (820, 643964), (995, 530704), (1592, 331690), (1618, 326360), (1640, 321982), (1990, 265352), (3184, 165845), (3236, 163180), (3280, 160991), (3980, 132676), (4045, 130544), (6472, 81590), (7960, 66338), (8090, 65272), (8159, 64720), (12944, 40795), (15920, 33169), (16180, 32636), (16318, 32360)]