129403984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3767}}^1$

素因数の和:3907

約数の個数: 40

約数和(自身を含む): 266322240

約数和(自身を除く): 136918256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 113, 152, 226, 304, 452, 904, 1808, 2147, 3767, 4294, 7534, 8588, 15068, 17176, 30136, 34352, 60272, 71573, 143146, 286292, 425671, 572584, 851342, 1145168, 1702684, 3405368, 6810736, 8087749, 16175498, 32350996, 64701992, 129403984]

約数ペア:

[(1, 129403984), (2, 64701992), (4, 32350996), (8, 16175498), (16, 8087749), (19, 6810736), (38, 3405368), (76, 1702684), (113, 1145168), (152, 851342), (226, 572584), (304, 425671), (452, 286292), (904, 143146), (1808, 71573), (2147, 60272), (3767, 34352), (4294, 30136), (7534, 17176), (8588, 15068)]