78803480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1229}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 203688000

約数和(自身を除く): 124884520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1229, 1603, 1832, 2290, 2458, 3206, 4580, 4916, 6145, 6412, 8015, 8603, 9160, 9832, 12290, 12824, 16030, 17206, 24580, 32060, 34412, 43015, 49160, 64120, 68824, 86030, 172060, 281441, 344120, 562882, 1125764, 1407205, 1970087, 2251528, 2814410, 3940174, 5628820, 7880348, 9850435, 11257640, 15760696, 19700870, 39401740, 78803480]

約数ペア:

[(1, 78803480), (2, 39401740), (4, 19700870), (5, 15760696), (7, 11257640), (8, 9850435), (10, 7880348), (14, 5628820), (20, 3940174), (28, 2814410), (35, 2251528), (40, 1970087), (56, 1407205), (70, 1125764), (140, 562882), (229, 344120), (280, 281441), (458, 172060), (916, 86030), (1145, 68824), (1229, 64120), (1603, 49160), (1832, 43015), (2290, 34412), (2458, 32060), (3206, 24580), (4580, 17206), (4916, 16030), (6145, 12824), (6412, 12290), (8015, 9832), (8603, 9160)]