156611408

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:795

約数の個数: 40

約数和(自身を含む): 308611200

約数和(自身を除く): 151999792

約数列:

[1, 2, 4, 8, 16, 101, 199, 202, 398, 404, 487, 796, 808, 974, 1592, 1616, 1948, 3184, 3896, 7792, 20099, 40198, 49187, 80396, 96913, 98374, 160792, 193826, 196748, 321584, 387652, 393496, 775304, 786992, 1550608, 9788213, 19576426, 39152852, 78305704, 156611408]

約数ペア:

[(1, 156611408), (2, 78305704), (4, 39152852), (8, 19576426), (16, 9788213), (101, 1550608), (199, 786992), (202, 775304), (398, 393496), (404, 387652), (487, 321584), (796, 196748), (808, 193826), (974, 160792), (1592, 98374), (1616, 96913), (1948, 80396), (3184, 49187), (3896, 40198), (7792, 20099)]