156910640

素因数分解:

$2^4\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2153}}^1$

素因数の和:3077

約数の個数: 40

約数和(自身を含む): 365387328

約数和(自身を除く): 208476688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911, 1822, 2153, 3644, 4306, 4555, 7288, 8612, 9110, 10765, 14576, 17224, 18220, 21530, 34448, 36440, 43060, 72880, 86120, 172240, 1961383, 3922766, 7845532, 9806915, 15691064, 19613830, 31382128, 39227660, 78455320, 156910640]

約数ペア:

[(1, 156910640), (2, 78455320), (4, 39227660), (5, 31382128), (8, 19613830), (10, 15691064), (16, 9806915), (20, 7845532), (40, 3922766), (80, 1961383), (911, 172240), (1822, 86120), (2153, 72880), (3644, 43060), (4306, 36440), (4555, 34448), (7288, 21530), (8612, 18220), (9110, 17224), (10765, 14576)]